diff --git a/install.sh b/install.sh
index db94724ed..7d95d3edc 100644
--- a/install.sh
+++ b/install.sh
@@ -4,8 +4,17 @@ alias=r1
 
 . /srv/http/bash/settings/addons.sh
 
-# 20240218
-[[ ! -e $dirshm/nosound && ! -e $dirshm/output ]] && restartmpd=1
+# 20240219
+readarray -t mixerfiles <<< $( ls $dirsystem/hwmixer-* 2> /dev/null )
+if [[ $mixerfiles ]]; then
+	for f in "${mixerfiles[@]}"; do
+		mv "$f" "${f/hwmixer-/mixer-}"
+	done
+fi
+
+if [[ ! -e $dirshm/nosound ]]; then
+	( [[ ! -e $dirshm/output ]] || grep -q ^hwmixer $dirshm/output ) && restartmpd=1
+fi
 
 [[ -e $dirsystem/btoutputall ]] && mv $dirsystem/{btoutputall,devicewithbt}
 
@@ -118,5 +127,5 @@ cacheBust
 
 installfinish
 
-# 20240218
+# 20240219
 [[ $restartmpd ]] && $dirsettings/player-conf.sh
diff --git a/srv/http/assets/css/common.css b/srv/http/assets/css/common.css
index 0b8f2d22a..0d8c69bf8 100644
--- a/srv/http/assets/css/common.css
+++ b/srv/http/assets/css/common.css
@@ -10,7 +10,7 @@
 
 @font-face {
 	font-family : rern;
-	src         : url( '/assets/fonts/rern.woff2?v=1707808685' );
+	src         : url( '/assets/fonts/rern.woff2?v=1708267847' );
 }
 @font-face {
 	font-family : Lato;
@@ -107,6 +107,7 @@ i {
 .i-hide::before            { content: '\F575' }
 .i-hostname::before        { content: '\F590' }
 .i-httpd::before           { content: '\F55D' }
+.i-i2s::before             { content: '\F571' }
 .i-i2smodule::before       { content: '\F571' }
 .i-info::before            { content: '\F561' }
 .i-input::before           { content: '\F529' }
@@ -232,7 +233,7 @@ i {
 .i-wifi2::before           { content: '\F59A'; position: absolute; }
 .i-wifi2::after            { content: '\F59B'; color: var( --cga ); }
 .i-wlan::before            { content: '\F597' }
-#divhwmixer .i-gear::before { content: '\F516' }
+#divmixer .i-gear::before  { content: '\F516' }
 
 html {
 	height  : 100%;
diff --git a/srv/http/assets/css/settings.css b/srv/http/assets/css/settings.css
index ff91270ee..c3c54c180 100644
--- a/srv/http/assets/css/settings.css
+++ b/srv/http/assets/css/settings.css
@@ -312,7 +312,8 @@ heading i.disabled {
 .entries li,
 .entries li span,
 .entries .li1,
-.entries .li2 {
+.entries .li2,
+.select2-results__options li {
 	white-space: nowrap;
 	overflow: hidden;
 	text-overflow: ellipsis;
diff --git a/srv/http/assets/js/player.js b/srv/http/assets/js/player.js
index 8e70f3b90..e986c72d8 100644
--- a/srv/http/assets/js/player.js
+++ b/srv/http/assets/js/player.js
@@ -1,22 +1,21 @@
-var typelist = { 'None / 0dB': 'none', 'Mixer device': 'hardware', 'MPD software': 'software' }
 var warning  = iconwarning +'<wh>Lower speakers / headphones volume<br><br>'
 			  +'<gr>Signal will be set to original level at 0dB.</gr><br>'
 			  +'Beware of too high volume.</wh>';
 
 $( function() { // document ready start >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 
-$( '#audiooutput' ).on( 'input', function() {
+$( '#device' ).on( 'input', function() {
 	var $this     = $( this );
 	var aplayname = $this.val();
 	var output    = $this.find( 'option:selected' ).text()
 	notify( 'volume', 'Audio Output Device', 'Change ...' );
-	bash( [ 'audiooutput', output, aplayname, 'CMD OUTPUT APLAYNAME' ] );
+	bash( [ 'device', output, aplayname, 'CMD OUTPUT APLAYNAME' ] );
 } );
-$( '#hwmixer' ).on( 'input', function() {
+$( '#mixer' ).on( 'input', function() {
 	notify( 'volume', 'Hardware Mixer', 'Change ...' );
-	bash( [ 'hwmixer', $( this ).val(), 'CMD HWMIXER' ] );
+	bash( [ 'mixer', $( this ).val(), 'CMD MIXER' ] );
 } );
-$( '#setting-hwmixer, #setting-bluealsa' ).on( 'click', function() {
+$( '#setting-mixer, #setting-bluealsa' ).on( 'click', function() {
 	if ( this.id.slice( -1 ) === 'a' ) {
 		var cmd     = 'volumebt';
 		var cmd0db  = 'volume0dbbt';
@@ -24,7 +23,7 @@ $( '#setting-hwmixer, #setting-bluealsa' ).on( 'click', function() {
 	} else {
 		var cmd     = 'volume';
 		var cmd0db  = 'volume0db';
-		var control = S.output.hwmixer;
+		var control = S.output.mixer;
 	}
 	info( {
 		  icon       : SW.icon
@@ -76,9 +75,8 @@ $( '#mixertype' ).on( 'click', function() {
 $( '#setting-mixertype' ).on( 'click', function() {
 	info( {
 		  icon    : SW.icon
-		, title   : SW.title
-		, message : 'Type:'
-		, list    : [ '', 'radio', { kv: { 'Mixer device <gr>(hardware)</gr>': 'hardware', 'MPD software': 'software' }, sameline: false } ]
+		, title   : 'Volume Type'
+		, list    : [ '', 'radio', { kv: { 'DAC hardware <gr>(Mixer Device)</gr>': 'hardware', 'MPD software': 'software' }, sameline: false } ]
 		, values  : S.mixertype ? S.output.mixertype : 'hardware'
 		, cancel  : switchCancel
 		, ok      : () => setMixerType( infoVal() )
@@ -317,30 +315,29 @@ function renderPage() {
 		if ( icondsp ) $( '#divbluealsa .col-l' ).append( icondsp );
 		$( '#divbluealsa' ).removeClass( 'hide' );
 		$( '#btaplayname' ).html( '<option>'+ S.btaplayname.replace( / - A2DP$/, '' ) +'</option>' );
-		$( '#divaudiooutput, #divhwmixer, #divmixertype' ).toggleClass( 'hide', ! S.devicewithbt );
+		$( '#divdevice, #divmixer, #divmixertype' ).toggleClass( 'hide', ! S.devicewithbt );
 	} else {
 		if ( icondsp ) $( '#divbluealsa .col-l' ).append( icondsp );
-		$( '#divaudiooutput .col-l' ).html( $( '#divaudiooutput .col-l' ).html() + icondsp );
+		$( '#divdevice .col-l' ).html( $( '#divdevice .col-l' ).html() + icondsp );
 		$( '#divbluealsa' ).addClass( 'hide' );
-		$( '#divaudiooutput, #divhwmixer, #divmixertype' ).removeClass( 'hide' );
+		$( '#divdevice, #divmixer, #divmixertype' ).removeClass( 'hide' );
 	}
 	if ( S.asoundcard === -1 ) {
 		$( '#divoutput, #divbitperfect, #divvolume' ).addClass( 'hide' );
 	} else {
 		$( '#divoutput, #divbitperfect, #divvolume' ).removeClass( 'hide' );
-		$( '#audiooutput' )
+		$( '#device' )
 			.html( htmlOption( S.listdevice ) )
 			.val( S.output.aplayname );
 		if ( S.listmixer ) {
-			$( '#hwmixer' )
+			$( '#mixer' )
 				.html( htmlOption( S.listmixer ) )
-				.val( S.output.hwmixer );
-			$( '#divhwmixer' ).removeClass( 'hide' );
+				.val( S.output.mixer );
+			$( '#divmixer' ).removeClass( 'hide' );
 		} else {
-			$( '#divhwmixer' ).addClass( 'hide' );
-			delete typelist[ 'Mixer device' ];
+			$( '#divmixer' ).addClass( 'hide' );
 		}
-		$( '#setting-hwmixer' ).toggleClass( 'hide', ! S.volume );
+		$( '#setting-mixer' ).toggleClass( 'hide', ! S.volume );
 		$( '#divmixertype' ).toggleClass( 'hide', S.camilladsp );
 		$( '#setting-mixertype' ).toggleClass( 'hide', ! S.listmixer || ! S.mixertype );
 		$( '#divdevicewithbt' ).toggleClass( 'hide', ! S.bluetooth );
@@ -350,7 +347,7 @@ function renderPage() {
 	}
 	$.each( S.lists, ( k, v ) => $( '#divlists .subhead[data-status="'+ k +'"]' ).toggleClass( 'hide', ! v ) );
 	$( '#divlists' ).toggleClass( 'hide', ! Object.values( S.lists ).includes( true ) );
-	if ( I.range ) $( '#setting-'+ ( S.btaplayname ? 'bluealsa' : 'hwmixer' ) ).trigger( 'click' );
+	if ( I.range ) $( '#setting-'+ ( S.btaplayname ? 'bluealsa' : 'mixer' ) ).trigger( 'click' );
 	showContent();
 }
 function renderStatus() {
diff --git a/srv/http/assets/js/system.js b/srv/http/assets/js/system.js
index 404ed9da3..1e6f31c65 100644
--- a/srv/http/assets/js/system.js
+++ b/srv/http/assets/js/system.js
@@ -120,7 +120,7 @@ $( 'body' ).on( 'click', function( e ) {
 	if ( e.target.id !== 'codehddinfo' ) $( '#codehddinfo' ).addClass( 'hide' );
 	$( 'li' ).removeClass( 'active' );
 	if ( ! $( e.target ).hasClass( 'select2-search__field' ) 
-		&& ! $( e.target ).parents( '#divi2smodule' ).length 
+		&& ! $( e.target ).parents( '#divi2sselect' ).length 
 		&& $( '#i2smodule' ).val() === 'none'
 	) {
 		i2sSelectHide();
@@ -133,16 +133,17 @@ $( '.close' ).off( 'click' ).on( 'click', function() { // off close in settings.
 			return
 		}
 		
-		var line = '<wh>Reboot required for:</wh><p>';
-		list.split( '\n' ).forEach( id => line += ico( id ) + $( '#div'+ id +' .label' ).text() +'\n' );
+		var message = '<wh>Reboot required for:</wh>';
+		list.split( '\n' ).forEach( id => message += '<br>'+ ico( id ) + $( '#div'+ id +' .label' ).text() ); // i2smodule
 		info( {
-			  icon    : page
-			, title   : 'System Setting'
-			, message : line +'</p>'
-			, cancel  : () => location.href = '/'
-			, okcolor : orange
-			, oklabel : ico( 'reboot' ) +'Reboot'
-			, ok      : () => infoPowerCommand( 'reboot' )
+			  icon         : page
+			, title        : 'System Setting'
+			, message      : message
+			, messagealign : 'left'
+			, cancel       : () => location.href = '/'
+			, okcolor      : orange
+			, oklabel      : ico( 'reboot' ) +'Reboot'
+			, ok           : () => infoPowerCommand( 'reboot' )
 		} );
 	} );
 } );
@@ -309,10 +310,10 @@ $( '#setting-wlan' ).on( 'click', function() {
 		}, 'json' );
 	}
 } );
-$( '#divi2smodulesw' ).on( 'click', function() {
+$( '#divi2ssw' ).on( 'click', function() {
 	setTimeout( i2sOptionSet, 0 );
 } );
-$( '#divi2s .col-r' ).on( 'click', function( e ) {
+$( '#divi2smodule .col-r' ).on( 'click', function( e ) {
 	if ( $( e.target ).parents( '.select2' ).length ) i2sOptionSet();
 } );
 $( '#i2smodule' ).on( 'input', function() {
@@ -324,7 +325,7 @@ $( '#i2smodule' ).on( 'input', function() {
 		notify( icon, title, 'Enable ...' );
 	} else {
 		setTimeout( () => { notify( icon, title, 'Disable ...' ) }, 300 ); // fix - hide banner too soon
-		S.i2smodulesw = false;
+		S.i2ssw = false;
 		i2sSelectHide();
 	}
 	bash( [ 'i2smodule', aplayname, output, 'CMD APLAYNAME OUTPUT' ] );
@@ -682,7 +683,7 @@ $( '#i2smodule, #timezone' ).on( 'select2:opening', function () { // temp css fo
 
 function i2sOptionSet() {
 	if ( $( '#i2smodule option' ).length > 2 ) {
-		if ( $( '#divi2smodule' ).hasClass( 'hide' ) ) {
+		if ( $( '#divi2sselect' ).hasClass( 'hide' ) ) {
 			i2sSelectShow();
 			$( '#i2smodule' ).select2( 'open' );
 		}
@@ -703,13 +704,13 @@ function i2sOptionSetSelect() {
 	} ).prop( 'selected', true );
 }
 function i2sSelectHide() {
-	$( '#i2smodulesw' ).prop( 'checked', S.i2smodulesw );
-	$( '#divi2smodulesw' ).removeClass( 'hide' );
-	$( '#divi2smodule' ).addClass( 'hide' );
+	$( '#i2ssw' ).prop( 'checked', S.i2ssw );
+	$( '#divi2ssw' ).removeClass( 'hide' );
+	$( '#divi2sselect' ).addClass( 'hide' );
 }
 function i2sSelectShow() {
-	$( '#divi2smodulesw' ).addClass( 'hide' );
-	$( '#divi2smodule, #setting-i2smodule' ).removeClass( 'hide' );
+	$( '#divi2ssw' ).addClass( 'hide' );
+	$( '#divi2sselect, #setting-i2smodule' ).removeClass( 'hide' );
 }
 function htmlOption( values ) {
 	var options = '';
@@ -1127,7 +1128,7 @@ function renderPage() {
 	} else {
 		$( '#divaudio' ).addClass( 'hide' );
 	}
-	if ( S.i2smodulesw ) {
+	if ( S.i2ssw ) {
 		if ( $( '#i2smodule option' ).length ) {
 			i2sOptionSetSelect();
 		} else {
diff --git a/srv/http/bash/audiocd.sh b/srv/http/bash/audiocd.sh
index 1dad3df7b..d16bada95 100644
--- a/srv/http/bash/audiocd.sh
+++ b/srv/http/bash/audiocd.sh
@@ -116,16 +116,17 @@ if [[ ! -e $diraudiocd/$discid ]]; then # cd-info
 		discdata=$( sed -n '/^CD-TEXT for Disc/,/^\s*DISC_ID:/ {s/^\s*//; p}' <<< $cdinfo )
 		artist=$( grep ^PERFORMER <<< $discdata | cut -d' ' -f2- )
 		album=$( grep ^TITLE <<< $discdata | cut -d' ' -f2- )
-		readarray -t lines <<< $( sed -n '/^CD-TEXT for Track/,$ {s/^\s*//; p}' <<< $cdinfo | tail +2 )
-		lines+=( CD-TEXT- )
-		for l in "${lines[@]}"; do
-			if [[ $l == TITLE:* ]]; then
-				t=$( sed 's/^TITLE: //' <<< $l )
-			elif [[ $l == CD-TEXT* ]]; then
+		lines=$( sed -n '/^CD-TEXT for Track/,$ {s/^\s*//; p}' <<< $cdinfo | tail +2 )
+		lines+='
+CD-TEXT-'
+		while read line; do
+			if [[ $line == TITLE:* ]]; then
+				t=$( sed 's/^TITLE: //' <<< $line )
+			elif [[ $line == CD-TEXT* ]]; then
 				titles+=( "$t" )
 				t=
 			fi
-		done
+		done <<< $lines
 		cdData
 	fi
 fi
diff --git a/srv/http/bash/cmd-list.sh b/srv/http/bash/cmd-list.sh
index 4f084af68..bdb3b5891 100644
--- a/srv/http/bash/cmd-list.sh
+++ b/srv/http/bash/cmd-list.sh
@@ -79,21 +79,21 @@ if [[ ! $mpclistall ]]; then # very large database
 		notify 'refresh-library blink' 'Library Database' 'Parse each album for large Library ...' 3000
 		echo 'max_output_buffer_size "8192"' > $dirmpdconf/outputbuffer.conf
 		systemctl restart mpd
-		readarray -t albums <<< $( mpc list album 2> /dev/null )
+		albums=$( mpc list album 2> /dev/null )
 		if [[ ! $albums ]]; then
 			buffer=8192
 			for (( i=0; i < 10; i++ )); do
 				buffer=$(( buffer + 8192 ))
 				echo 'max_output_buffer_size "'$buffer'"' > $dirmpdconf/outputbuffer.conf
 				systemctl restart mpd
-				readarray -t albums <<< $( mpc list album 2> /dev/null )
+				albums=$( mpc list album 2> /dev/null )
 				[[ $albums ]] && break
 			done
 		fi
 		if [[ $albums ]]; then
-			for a in "${albums[@]}"; do
+			while read a; do
 				albumlist+=$( mpc -f '%album%^^[%albumartist%|%artist%]^^%date^^%file%' find album "$a" | awk -F'/[^/]*$' 'NF {print $1|"sort -u"}' )$'\n'
-			done
+			done <<< albums
 		else
 			notify 'refresh-library blink' 'Library Database' 'Library is too large.<br>Album list will not be available.' 3000
 		fi
@@ -102,9 +102,9 @@ fi
 if [[ $albumlist ]]; then # album^^artist^^date^^dir
 	filewav=$( grep \.wav$ <<< $mpclistall )
 	if [[ $filewav ]]; then # mpd not support *.wav albumartist
-		readarray -t dirwav <<< $( sed 's|.*\^||; s|/[^/]*$||' <<< $filewav | sort -u )
+		dirwav=$( sed 's|.*\^||; s|/[^/]*$||' <<< $filewav | sort -u )
 		if [[ $dirwav ]]; then
-			for dir in "${dirwav[@]}"; do
+			while read dir; do
 				dir=${dir//[/\\[/} # escape \[n-n] > not as range in grep
 				file=$( grep -m1 "$dir" <<< $mpclistall )
 				albumartist=$( kid3-cli -c 'get albumartist' "/mnt/MPD/${file/*^}" )
@@ -115,12 +115,11 @@ if [[ $albumlist ]]; then # album^^artist^^date^^dir
 $( grep -v "$dir$" <<< $albumlist )
 ${tags[0]}^^$albumartist^^${tags[2]}^^$dir"
 				fi
-			done
+			done <<< $dirwav
 		fi
 	fi
 	albumignore=$( getContent $dirmpd/albumignore )
-	readarray -t lines <<< $albumlist
-	for line in "${lines[@]}"; do
+	while read line; do
 		readarray -t tags <<< $( echo -e "${line//^^/\\n}" )
 		tagalbum=${tags[0]}
 		tagartist=${tags[1]}
@@ -131,7 +130,7 @@ ${tags[0]}^^$albumartist^^${tags[2]}^^$dir"
 		album+="$tagalbum^^$tagartist^^$tagdir"$'\n'
 		albumbyartist+="$tagartist^^$tagalbum^^$tagdir"$'\n'
 		albumbyartistyear+="$tagartist^^$tagdate^^$tagalbum^^$tagdir"$'\n'
-	done
+	done <<< $albumlist
 	for mode in album albumbyartist albumbyartist-year; do
 		varname=${mode/-}
 		sort -u <<< ${!varname} > $dirmpd/$mode
diff --git a/srv/http/bash/cmd.sh b/srv/http/bash/cmd.sh
index 46464be49..34b586059 100644
--- a/srv/http/bash/cmd.sh
+++ b/srv/http/bash/cmd.sh
@@ -492,13 +492,13 @@ mpcaddload )
 	;;
 mpcaddls )
 	pos=$( plAddPosition )
-	readarray -t cuefiles <<< $( mpc ls "$DIR" | grep '\.cue$' | sort -u )
+	cuefiles=$( mpc ls "$DIR" | grep '\.cue$' | sort -u )
 	if [[ ! $cuefiles ]]; then
 		mpc ls "$DIR" | mpc -q add &> /dev/null
 	else
-		for cuefile in "${cuefiles[@]}"; do
+		while read cuefile; do
 			mpc -q load "$cuefile"
-		done
+		done <<< $cuefiles
 	fi
 	plAddPlay $pos
 	;;
@@ -594,27 +594,27 @@ mpcshuffle )
 	pushPlaylist
 	;;
 mpcsimilar )
-	readarray -t lines <<< $( curl -sfG -m 5 \
-								--data-urlencode "artist=$ARTIST" \
-								--data-urlencode "track=$TITLE" \
-								--data "method=track.getsimilar" \
-								--data "api_key=$APIKEY" \
-								--data "format=json" \
-								--data "autocorrect=1" \
-								http://ws.audioscrobbler.com/2.0 \
-									| jq .similartracks.track \
-									| sed -n '/"name": "/ {s/.*": "\|",$//g; p}' )
+	lines=$( curl -sfG -m 5 \
+				--data-urlencode "artist=$ARTIST" \
+				--data-urlencode "track=$TITLE" \
+				--data "method=track.getsimilar" \
+				--data "api_key=$APIKEY" \
+				--data "format=json" \
+				--data "autocorrect=1" \
+				http://ws.audioscrobbler.com/2.0 \
+					| jq .similartracks.track \
+					| sed -n '/"name": "/ {s/.*": "\|",$//g; p}' )
 	[[ ! $lines ]] && echo 'No similar tracks found in database.' && exit
 	
-	for l in "${lines[@]}"; do # title \n artist
+	while read line; do
 		if [[ $title ]]; then
-			file=$( mpc find artist "$l" title "$title" )
+			file=$( mpc find artist "$line" title "$title" )
 			[[ $file ]] && list+="$file"$'\n'
 			title=
 		else
-			title=$l
+			title=$line
 		fi
-	done
+	done <<< $lines
 	[[ ! $list ]] && echo 'No similar tracks found in Library.' 5000 && exit
 	
 	plLprev=$( mpc status %length% )
diff --git a/srv/http/bash/common.sh b/srv/http/bash/common.sh
index e7e1b2b12..a050755dc 100644
--- a/srv/http/bash/common.sh
+++ b/srv/http/bash/common.sh
@@ -117,19 +117,20 @@ conf2json() {
 	[[ ! $lines ]] && echo false && return
 	
 	[[ $( head -1 <<< $lines ) != *=* ]] && lines=$( sed 's/^\s*//; s/ \+"/="/' <<< $lines ) # key "value" > key="value"
-	readarray -t lines <<< $lines
-	for l in "${lines[@]}"; do
-			k=${l/=*}
-			v=${l/*=}
-			[[ ! $v ]] && v=false
+	while read line; do
+		k=${line/=*}
+		v=${line/*=}
+		if [[ ${v/\"\"} ]]; then # omit v=""
 			v=$( sed -E -e "s/^[\"']|[\"']$//g" \
-						-e 's/^True$|^False$/\L&/
-							s/^yes$/true/
-							s/^no$/false/' <<< $v )
-			confNotString "$v" || v='"'$( stringEscape $v )'"' # quote and escape string
-			[[ ! $nocap ]] && k=${k^^}
-			json+=', "'$k'": '$v
-	done
+						-e 's/^True$|^yes$/true/
+							s/^False$|^no$/false/' <<< $v )
+			confNotString "$v" || v='"'$( stringEscape "$v" )'"' # quote and escape string
+		else
+			v=false
+		fi
+		[[ ! $nocap ]] && k=${k^^}
+		json+=', "'$k'": '$v
+	done <<< $lines
 	echo { ${json:1} }
 }
 confNotString() {
diff --git a/srv/http/bash/dab-scan.sh b/srv/http/bash/dab-scan.sh
index 3dad67803..617c5ab51 100644
--- a/srv/http/bash/dab-scan.sh
+++ b/srv/http/bash/dab-scan.sh
@@ -18,8 +18,8 @@ mkdir -p $dirdabradio/img
 mv $dirshm/img $dirdabradio &> /dev/null
 
 host=$( hostname -f )
-readarray -t services <<< $( sed -E -n '/^Ensemble|^audioservice/ {s/ *;/;/g; p}' $dirshm/dabscan )
-for service in "${services[@]}"; do
+services=$( sed -E -n '/^Ensemble|^audioservice/ {s/ *;/;/g; p}' $dirshm/dabscan )
+while read service; do
 	if [[ ${service:0:8} == Ensemble ]]; then
 		ensemble=$( cut -d' ' -f2- <<< ${service/;*} | sed 's/\s*$//' )
 		mkdir "$dirdabradio/$ensemble"
@@ -42,7 +42,7 @@ $name
     runOnDemandStartTimeout: 15s
     runOnDemandCloseAfter: 3s
 "
-done
+done <<< $services
 
 fileyml=/etc/mediamtx/mediamtx.yml
 sed -i '1,/^paths:/ !d' $fileyml
diff --git a/srv/http/bash/settings/albumthumbnail.sh b/srv/http/bash/settings/albumthumbnail.sh
index 5140e18a9..537c942f1 100644
--- a/srv/http/bash/settings/albumthumbnail.sh
+++ b/srv/http/bash/settings/albumthumbnail.sh
@@ -39,11 +39,9 @@ unsharp=0x.5
 
 [[ ! $mpdpathlist ]] && echo "$padw No albums found in database." && exit
 
-readarray -t lines <<< $mpdpathlist
-
-count=${#lines[@]}
+count=${#mpdpathlist[@]}
 i=0
-for mpdpath in "${lines[@]}"; do
+while read mpdpath; do
 	(( i++ ))
 	percent=$(( $i * 100 / $count ))
 	if (( $percent > 0 )); then
@@ -74,8 +72,8 @@ for mpdpath in "${lines[@]}"; do
 		coverfile=
 	done
 	if [[ ! $coverfile ]]; then # embedded
-		readarray -t files <<< $( mpc ls "$mpdpath" 2> /dev/null )
-		for file in "${files[@]}"; do
+		files=$( mpc ls "$mpdpath" 2> /dev/null )
+		while read file; do
 			file="/mnt/MPD/$file"
 			if [[ -f "$file" ]]; then
 				coverfile="$dir/cover.jpg"
@@ -83,7 +81,7 @@ for mpdpath in "${lines[@]}"; do
 				[[ ! -e $coverfile ]] && coverfile=
 				break
 			fi
-		done
+		done <<< $files
 	fi
 	if [[ $coverfile ]]; then
 		ext=${coverfile: -3}
@@ -102,7 +100,7 @@ for mpdpath in "${lines[@]}"; do
 	else
 		echo "   $padgr No coverart found."
 	fi
-done
+done <<< $mpdpathlist
 
 echo "
 Duration: $( date -d@$SECONDS -u +%H:%M:%S )
diff --git a/srv/http/bash/settings/features.sh b/srv/http/bash/settings/features.sh
index 184872417..d64b6cf86 100644
--- a/srv/http/bash/settings/features.sh
+++ b/srv/http/bash/settings/features.sh
@@ -308,10 +308,9 @@ nfsserver )
 		files+=$'\n'$( ls -1 $dirplaylists/* )
 		files=$( awk NF <<< $files )
 		if [[ $files ]]; then
-			readarray -t files <<< $files
-			for file in "${files[@]}"; do
+			while read file; do
 				sed -E -i '/^SD|^USB/ s|^|NAS/|' "$file"
-			done
+			done <<< $files
 		fi
 	else
 		mv /mnt/MPD/NAS/{SD,USB} /mnt/MPD
@@ -438,10 +437,10 @@ spotifykeyremove )
 	;;
 spotifyoutput )
 	devices='"Default"'
-	readarray -t lines <<< $( aplay -L | grep ^.*:CARD )
-	for l in ${lines[@]}; do
-		devices+=', "'$l'"'
-	done
+	lines=$( aplay -L | grep ^.*:CARD )
+	while read line; do
+		devices+=', "'$line'"'
+	done <<< $lines
 	current=$( sed -E -n '/^device/ {s/.*"(.*)"/\1/; p}' /etc/spotifyd.conf )
 	if [[ ${current:0:3} == hw: ]]; then
 		current=Default
diff --git a/srv/http/bash/settings/networks-data.sh b/srv/http/bash/settings/networks-data.sh
index dd7ca338f..a682543e0 100644
--- a/srv/http/bash/settings/networks-data.sh
+++ b/srv/http/bash/settings/networks-data.sh
@@ -4,9 +4,9 @@
 
 listBluetooth() {
 	local dev devices info listbt mac
-	readarray -t devices <<< $( bluetoothctl devices Paired | sort -k3 -fh  )
+	devices=$( bluetoothctl devices Paired | sort -k3 -fh  )
 	if [[ $devices ]]; then
-		for dev in "${devices[@]}"; do
+		while read dev; do
 			mac=$( cut -d' ' -f2 <<< $dev )
 			info=$( bluetoothctl info $mac )
 			listbt+=',{
@@ -15,7 +15,7 @@ listBluetooth() {
 , "connected" : '$( grep -q -m1 'Connected: yes' <<< $info && echo true || echo false )'
 , "type"      : "'$( awk '/UUID: Audio/ {print $3}' <<< $info | tr -d '\n' )'"
 }'
-		done
+		done <<< $devices
 		echo [ ${listbt:1} ]
 	fi
 }
@@ -35,9 +35,9 @@ fi
 wlandev=$( < $dirshm/wlan )
 listWlan() {
 	local dbm notconnected profiles profile
-	readarray -t profiles <<< $( ls -1p /etc/netctl | grep -v /$ )
+	profiles=$( ls -1p /etc/netctl | grep -v /$ )
 	if [[ $profiles ]]; then
-		for profile in "${profiles[@]}"; do
+		while read profile; do
 			ssid=$( stringEscape $profile )
 			! grep -q 'Interface="*'$wlandev "/etc/netctl/$profile" && continue
 			if netctl is-active "$profile" &> /dev/null; then
@@ -60,7 +60,7 @@ listWlan() {
   "ssid"    : "'$ssid'"
 }'
 			fi
-		done
+		done <<< $profiles
 	fi
 	[[ $notconnected ]] && listwl+="$notconnected"
 	[[ $listwl ]] && listwl='[ '${listwl:1}' ]' || listwl=false
diff --git a/srv/http/bash/settings/networks-scan.sh b/srv/http/bash/settings/networks-scan.sh
index c965da53c..2a8ab06e9 100644
--- a/srv/http/bash/settings/networks-scan.sh
+++ b/srv/http/bash/settings/networks-scan.sh
@@ -33,11 +33,11 @@ if [[ $1 == wlan ]]; then
 				| sort )
 	
 	# omit saved profile
-	readarray -t profiles <<< $( ls -1p /etc/netctl | grep -v /$ )
+	profiles=$( ls -1p /etc/netctl | grep -v /$ )
 	if [[ $profiles ]]; then
-		for profile in "${profiles[@]}"; do
+		while read profile; do
 			scan=$( grep -v "ssid.*$profile" <<< $scan  )
-		done
+		done <<< $profiles
 	fi
 	echo "[ ${scan:1} ]" # ,{...} > [ {...} ]
 	exit
@@ -50,18 +50,17 @@ devices=$( bluetoothctl devices \
 [[ ! $devices ]] && exit
 
 # omit paired devices
-readarray -t paired <<< $( bluetoothctl devices Paired )
+paired=$( bluetoothctl devices Paired )
 if [[ $paired ]]; then
-	for dev in "${paired[@]}"; do
+	while read dev; do
 		devices=$( grep -v "$dev" <<< $devices  )
-	done
+	done <<< $paired
 fi
-readarray -t devices <<< $devices
-for dev in "${devices[@]}"; do
+while read dev; do
 	data+=',{
   "mac"  : "'$( cut -d' ' -f2 <<< $dev )'"
 , "name" : "'$( cut -d' ' -f3- <<< $dev )'"
 }'
-done
+done <<< $devices
 
 echo "[ ${data:1} ]"
diff --git a/srv/http/bash/settings/player-asound.sh b/srv/http/bash/settings/player-asound.sh
index c0591a8ff..ecd603d23 100644
--- a/srv/http/bash/settings/player-asound.sh
+++ b/srv/http/bash/settings/player-asound.sh
@@ -1,12 +1,10 @@
 #!/bin/bash
 
-### included by < player-conf.sh
+### included by <<< player-conf.sh
+! type -t args2va &> /dev/null && . /srv/http/bash/common.sh   # if run directly
+[[ ! $asoundcard ]] && asoundcard=$( < $dirsystem/asoundcard ) # if run directly
 
-! type -t args2va &> /dev/null && . /srv/http/bash/common.sh
-
-asoundcard=$( < $dirsystem/asoundcard )
-[[ ! $asoundcard ]] && asoundcard=0
-if [[ $asoundcard != -1 ]]; then
+if [[ $asoundcard != -1 ]]; then # <<< player-devices.sh
 ########
 	asound="\
 defaults.pcm.card $asoundcard
@@ -93,10 +91,9 @@ echo "$asound" > /etc/asound.conf
 alsactl nrestore &> /dev/null # notify changes to running daemons
 
 # ----------------------------------------------------------------------------
-wm5102card=$( aplay -l 2> /dev/null | grep snd_rpi_wsp | cut -c 6 )
-if [[ $wm5102card ]]; then
-	output=$( getContent $dirsystem/hwmixer-wsp 'HPOUT2 Digital' )
-	$dirsettings/player-wm5102.sh $wm5102card "$output"
+if [[ $( getContent $dirsystem/audio-aplayname ) == cirrus-wm5102 ]]; then
+	output=$( getContent $dirsystem/mixer-cirrus-wm5102 'HPOUT2 Digital' )
+	$dirsettings/player-wm5102.sh $asoundcard "$output"
 fi
 
 if [[ $camilladsp ]]; then
diff --git a/srv/http/bash/settings/player-conf.sh b/srv/http/bash/settings/player-conf.sh
index ba1a6729f..149056aa2 100644
--- a/srv/http/bash/settings/player-conf.sh
+++ b/srv/http/bash/settings/player-conf.sh
@@ -3,8 +3,8 @@
 # output:
 # - get devices data - player-devices.sh
 # - set asound.conf  - player-asound.sh
-# - mixer_type    - from file if manually set | hardware if hwmixer | software
-# - mixer_control - from file if manually set | hwmixer | null
+# - mixer_type    - from file if manually set | hardware if mixer | software
+# - mixer_control - from file if manually set | mixer | null
 # - mixer_device  - card index
 
 . /srv/http/bash/common.sh
@@ -12,20 +12,19 @@
 usbdac=$1
 
 rm -f $dirmpdconf/{bluetooth,camilladsp,fifo}.conf
-[[ -e /usr/bin/camilladsp ]] && systemctl stop camilladsp
-rm -f $dirshm/{amixercontrol,listdevice,listmixer,nosound,output}
 
-readarray -t proccards <<< $( sed -n '/]:/ {s/^.* - //; p}' /proc/asound/cards )
-if [[ $proccards ]]; then
-	. $dirsettings/player-devices.sh
+if aplay -l | grep -q ^card; then
+	rm -f $dirshm/nosound
+	. $dirsettings/player-devices.sh # >>> $asoundcard
 else
-	[[ -e $dirshm/btreceiver ]] && card=0 || card=-1
-	echo $card > $dirsystem/asoundcard
 	touch $dirshm/nosound
+	rm -f $dirshm/{amixercontrol,listdevice,listmixer,output}
+	[[ -e $dirshm/btreceiver ]] && asoundcard=0 || asoundcard=-1
+	echo $asoundcard > $dirsystem/asoundcard
 	pushData display '{ "volumenone": true }'
 fi
 
-. $dirsettings/player-asound.sh  # $bluetooth, $camilladsp, $equalizer
+. $dirsettings/player-asound.sh # >>> $bluetooth, $camilladsp, $equalizer
 
 pushStatus() {
 	$dirbash/status-push.sh
@@ -55,7 +54,6 @@ $audiooutputbt
 " > $dirmpdconf/bluetooth.conf
 ########
 fi
-asoundcard=$( < $dirsystem/asoundcard )
 if [[ $asoundcard == -1 ]]; then # no audio devices
 	rm -f $dirmpdconf/{output,soxr}.conf
 	if [[ $usbdac == remove ]]; then
@@ -64,7 +62,7 @@ if [[ $asoundcard == -1 ]]; then # no audio devices
 		outputswitch='(None)'
 	fi
 elif [[ ! $btoutputonly ]]; then
-	. $dirshm/output # aplayname name card device hwmixer mixertype
+	. $dirshm/output # aplayname name card device mixer mixertype
 	# usbdac.rules
 	if [[ $usbdac ]]; then
 		$dirbash/cmd.sh playerstop
@@ -74,6 +72,7 @@ elif [[ ! $btoutputonly ]]; then
 		outputswitch=$name
 	fi
 	if [[ $camilladsp ]]; then
+		systemctl stop camilladsp
 		hw=hw:Loopback,1
 		ln -sf $dirmpdconf/{conf/,}camilladsp.conf
 	elif [[ $equalizer ]]; then
@@ -99,7 +98,7 @@ elif [[ ! $btoutputonly ]]; then
 	mixer_type     "'$mixertype'"'
 		if [[ $mixertype == hardware ]]; then # mixer_device must be card index
 			audiooutput+='
-	mixer_control  "'$hwmixer'"
+	mixer_control  "'$mixer'"
 	mixer_device   "hw:'$card'"'
 			[[ -e $dirmpdconf/replaygain.conf && -e $dirsystem/replaygain-hw ]] && \
 				audiooutput+='
@@ -156,7 +155,7 @@ done
 [[ $asoundcard == -1 ]] && pushStatus && exit # >>>>>>>>>>
 
 # renderers ----------------------------------------------------------------------------
-[[ $hwmixer && ! $bluetooth && ! $camilladsp && ! $equalizer ]] && mixer=1
+[[ ! $mixer || $bluetooth || $camilladsp || $equalizer ]] && mixerno=1
 
 if [[ -e /usr/bin/shairport-sync ]]; then
 ########
@@ -164,9 +163,9 @@ if [[ -e /usr/bin/shairport-sync ]]; then
 	conf+='
 alsa = {
 	output_device = "'$hw'";
-	mixer_control_name = "'$hwmixer'";
+	mixer_control_name = "'$mixer'";
 }'
-	[[ ! $mixer ]] && conf=$( grep -v mixer_control_name <<< $conf )
+	[[ $mixerno ]] && conf=$( grep -v mixer_control_name <<< $conf )
 #-------
 	echo "$conf" > /etc/shairport-sync.conf
 	systemctl try-restart shairport-sync
@@ -186,8 +185,8 @@ if [[ -e /usr/bin/spotifyd ]]; then # hw:N (or default:CARD=xxxx)
 		conf+='
 device = "'$hw'"
 control = "'$hw'"
-mixer = "'$hwmixer'"'
-	[[ ! $mixer ]] && conf=$( grep -v ^mixer <<< $conf )
+mixer = "'$mixer'"'
+	[[ $mixerno ]] && conf=$( grep -v ^mixer <<< $conf )
 	fi
 #-------
 	echo "$conf" > /etc/spotifyd.conf
diff --git a/srv/http/bash/settings/player-devices.sh b/srv/http/bash/settings/player-devices.sh
index e898cde9c..5fce83e19 100644
--- a/srv/http/bash/settings/player-devices.sh
+++ b/srv/http/bash/settings/player-devices.sh
@@ -11,39 +11,67 @@
 #    - set as hardware if mixer device available
 #    - if nothing, set as software
 
-### included by player-conf.sh
-
-! type -t args2va &> /dev/null && . /srv/http/bash/common.sh
-
-audioaplayname=$( getContent $dirsystem/audio-aplayname 'bcm2835 Headphones' )
-audiooutput=$( getContent $dirsystem/audio-output 'On-board Headphones' )
-for aplayname in "${proccards[@]}"; do
-	[[ ${aplayname:0:8} == snd_rpi_ ]] && aplayname=$( tr _ - <<< ${aplayname:8} ) # snd_rpi_xxx_yyy > xxx-yyy
-	[[ $aplayname == wsp || $aplayname == RPi-Cirrus ]] && aplayname=cirrus-wm5102
-	[[ $aplayname == $audioaplayname ]] && name=$audiooutput || name=${aplayname/bcm2835/On-board}
-	listdevice+=', "'$name'": "'$aplayname'"'
-done
-########
-echo "{ ${listdevice:1} }" > $dirshm/listdevice
+### included by <<< player-conf.sh
+! type -t args2va &> /dev/null && . /srv/http/bash/common.sh         # if run directly
+# snd_rpi_rpi_dac > i2s-dac (rpi-dac obsolete)
+# snd_rpi_wsp     > cirrus-wm5102
+# RPi-Cirrus      > cirrus-wm5102
+# snd_rpi_xxx_yyy > xxx_yyy
+# xxx_yyy         > xxx-yyy
+aplayl=$( aplay -l \
+			| sed -n -E '/^card/ {
+				s/^card //
+				s/: /^/g
+				s/\[snd_rpi_rpi_dac]/[i2s-dac]/
+				s/\[snd_rpi_wsp]|\[RPi-Cirrus]/[cirrus-wm5102]/
+				s/\[snd_rpi_/[/
+				s/ \[/^/g
+				s/, device /^/
+				s/_/-/g
+				s/\]//g
+			p}' )
+# >>> 1card^...^3aplayname^4device^...^6name^
+if [[ -e $dirsystem/output-aplayname ]]; then # device set from player page
+	device=$( < $dirsystem/output-aplayname )
+else                                         # device set from system page
+	device=$( getContent $dirsystem/audio-aplayname 'bcm2835 Headphones' )
+	outputname=$( getContent $dirsystem/audio-output 'On-board Headphones' )
+fi
+while read line; do
+	aplayname=$( cut -d^ -f3 <<< $line )
+	name=$( cut -d^ -f6 <<< $line )
+	if [[ $name ]]; then
+		name=${name/bcm2835/On-board}
+	else
+		[[ $aplayname == $device ]] && name=$outputname || name=$aplayname
+	fi
+	name_device='
+, "'$name'": "'$aplayname'"'
+	LISTDEVICE+=$name_device # suppress duplicate
+done <<< $aplayl
 
-aplayl=$( aplay -l 2> /dev/null | awk '/^card/ && !/Loopback/' )
-if [[ $usbdac == add ]]; then
+if [[ $usbdac == add ]]; then # <<< player-conf.sh
 	aplaycard=$( tail -1 <<< $aplayl )
-elif [[ $aplayname == cirrus-wm5102 ]]; then
-	aplaycard=$( grep -m1 wm5102 <<< $aplayl )
-	hwmixer='HPOUT2 Digital'
-	listmixer='[ "HPOUT1 Digital", "HPOUT2 Digital", "SPDIF Out", "Speaker Digital" ]'
+elif [[ $device == cirrus-wm5102 ]]; then
+	aplaycard=$( grep -m1 cirrus-wm5102 <<< $aplayl )
+	MIXER='HPOUT2 Digital'
+	LISTMIXER=", 'HPOUT1 Digital', 'HPOUT2 Digital', 'SPDIF Out', 'Speaker Digital'"
 else
-	aplaycard=$( grep -m1 "$audioaplayname" <<< $aplayl ) # avoid duplicate aplayname
+	aplaycard=$( grep -m1 "$device" <<< $aplayl ) # avoid duplicate aplayname
 fi
-readarray -t cnd <<< $( sed -E 's/card (.*):.*\[(.*)], device (.*):.*/\1\n\2\n\3/' <<< "$aplaycard" )
-card=${cnd[0]}
-aplayname=${cnd[1]}
-device=${cnd[2]}
-[[ $usbdac == add ]] && name=$aplayname || name=$audiooutput
-
-if [[ $aplayname != cirrus-wm5102 ]]; then
-	amixer=$( amixer -c $card scontents )
+CARD=$( cut -d^ -f1 <<< $aplaycard )
+APLAYNAME=$( cut -d^ -f3 <<< $aplaycard )
+DEVICE=$( cut -d^ -f4 <<< $aplaycard )
+NAME=$( cut -d^ -f6 <<< $aplaycard )
+if [[ ! $NAME ]]; then
+	if [[ $APLAYNAME == $( getContent $dirsystem/audio-aplayname ) ]]; then
+		NAME=$( getContent $dirsystem/audio-output )
+	else
+		NAME=$APLAYNAME
+	fi
+fi
+if [[ ! $LISTMIXER ]]; then # ! cirrus-wm5102
+	amixer=$( amixer -c $CARD scontents )
 	if [[ $amixer ]]; then
 		amixer=$( grep -A1 ^Simple <<< $amixer \
 					| sed 's/^\s*Cap.*: /^/' \
@@ -53,36 +81,47 @@ if [[ $aplayname != cirrus-wm5102 ]]; then
 		controls=$( grep -E 'volume.*pswitch|Master.*volume' <<< $amixer )
 		[[ ! $controls ]] && controls=$( grep volume <<< $amixer )
 		if [[ $controls ]]; then
-			readarray -t controls <<< $( cut -d"'" -f2 <<< $controls | sort -u )
-			for control in "${controls[@]}"; do
-				listmixer+=', "'$control'"'
-				[[ $control == Digital ]] && hwmixer=Digital
-			done
-			listmixer="[ ${listmixer:1} ]"
-			hwmixerfile="$dirsystem/hwmixer-$aplayname"
-			if [[ -e $hwmixerfile ]]; then # manual
-				hwmixer=$( < "$hwmixerfile" )
-			elif [[ ! $hwmixer ]]; then    # not Digital
-				hwmixer=${controls[0]}
+			controls=$( cut -d"'" -f2 <<< $controls | sort -u )
+			while read control; do
+				LISTMIXER+=', "'$control'"'
+				[[ $control == Digital ]] && MIXER=Digital
+			done <<< $controls
+			mixerfile="$dirsystem/mixer-$APLAYNAME"
+			if [[ -e $mixerfile ]]; then # manual
+				MIXER=$( < "$mixerfile" )
+			elif [[ ! $MIXER ]]; then    # not Digital
+				MIXER=$( head -1 <<< $controls )
 			fi
 		fi
 	fi
 fi
-mixertypefile="$dirsystem/mixertype-$aplayname"
+mixertypefile="$dirsystem/mixertype-$APLAYNAME"
 if [[ -e $mixertypefile ]]; then
-	mixertype=$( < "$mixertypefile" )
+	MIXERTYPE=$( < "$mixertypefile" )
 else
-	[[ $listmixer ]] && mixertype=hardware || mixertype=none
+	[[ $LISTMIXER ]] && MIXERTYPE=hardware || MIXERTYPE=none
 fi
 
-########
-echo $card > $dirsystem/asoundcard
-[[ $hwmixer ]] && echo "$hwmixer" > $dirshm/amixercontrol # quote to includes trailing space (if any)
-[[ $listmixer ]] && echo $listmixer > $dirshm/listmixer
-echo '
-aplayname="'$aplayname'"
-name="'$name'"
-card='$card'
-device='$device'
-hwmixer='$hwmixer'
-mixertype='$mixertype > $dirshm/output
+if [[ $LISTDEVICE ]]; then
+	LISTDEVICE=$( awk NF <<< $LISTDEVICE | sort -u )
+	echo "{ ${LISTDEVICE:1} }" > $dirshm/listdevice
+else
+	rm -f $dirshm/listdevice
+fi
+[[ $LISTMIXER ]] && echo "[ ${LISTMIXER:1} ]" > $dirshm/listmixer || rm -f $dirshm/listmixer
+if [[ $MIXER ]]; then
+	echo "$MIXER" > $dirshm/amixercontrol
+	output='mixer="'$MIXER'"'
+else
+	rm -f $dirshm/amixercontrol
+	output='mixer=false'
+fi
+output+='
+aplayname="'$APLAYNAME'"
+name="'$NAME'"
+card='$CARD'
+device='$DEVICE'
+mixertype='$MIXERTYPE
+echo "$output" > $dirshm/output
+echo $CARD > $dirsystem/asoundcard
+asoundcard=$CARD
diff --git a/srv/http/bash/settings/player.sh b/srv/http/bash/settings/player.sh
index 8b9da2a6a..3eca8ae76 100644
--- a/srv/http/bash/settings/player.sh
+++ b/srv/http/bash/settings/player.sh
@@ -10,11 +10,6 @@ linkConf() {
 
 case $CMD in
 
-audiooutput )
-	echo $APLAYNAME > $dirsystem/audio-aplayname
-	echo $OUTPUT > $dirsystem/audio-output
-	$dirsettings/player-conf.sh
-	;;
 autoupdate | ffmpeg | normalization )
 	[[ $ON ]] && linkConf || rm $dirmpdconf/$CMD.conf
 	systemctl restart mpd
@@ -70,6 +65,14 @@ custom )
 		$dirsettings/player-conf.sh
 	fi
 	;;
+device )
+	if [[ $APLAYNAME == $( getContent $dirsystem/audio-aplayname ) ]]; then
+		rm -f $dirsystem/output-aplayname
+	else
+		echo $APLAYNAME > $dirsystem/output-aplayname
+	fi
+	$dirsettings/player-conf.sh
+	;;
 devicewithbt )
 	enableFlagSet
 	[[ -e $dirmpdconf/bluetooth.conf ]] && bluetooth=1
@@ -101,9 +104,9 @@ filetype )
 	done
 	echo "${list:0:-4}"
 	;;
-hwmixer )
+mixer )
 	aplayname=$( getVar aplayname $dirshm/output )
-	echo $HWMIXER > "$dirsystem/hwmixer-$aplayname"
+	echo $MIXER > "$dirsystem/mixer-$aplayname"
 	$dirsettings/player-conf.sh
 	;;
 mixertype )
@@ -116,9 +119,9 @@ mixertype )
 	else
 		rm -f $dirsystem/replaygain-hw
 	fi
-	if [[ $hwmixer ]]; then
+	if [[ $mixer ]]; then
 		[[ $MIXERTYPE == hardware ]] && vol=$( mpc status %volume% ) || vol=0dB # [hw] set to current [sw] || [sw/none] set 0dB
-		amixer -c $card -Mq sset "$hwmixer" $vol
+		amixer -c $card -Mq sset "$mixer" $vol
 	fi
 	$dirsettings/player-conf.sh
 	[[ $MIXERTYPE == none ]] && volumenone=true || volumenone=false
@@ -126,7 +129,7 @@ mixertype )
 	;;
 novolume )
 	. $dirshm/output
-	amixer -c $card -Mq sset "$hwmixer" 0dB
+	amixer -c $card -Mq sset "$mixer" 0dB
 	echo none > "$dirsystem/mixertype-$aplayname"
 	mpc -q crossfade 0
 	rm -f $dirmpdconf/{normalization,replaygain,soxr}.conf
@@ -180,17 +183,16 @@ statusalbumignore )
 	cat $dirmpd/albumignore
 	;;
 statusmpdignore )
-	file=$dirmpd/mpdignorelist
-	readarray -t files < $file
+	files=$( < $dirmpd/mpdignorelist )
 	list="\
 <bll># find /mnt/MPD -name .mpdignore</bll>
 "
-	for file in "${files[@]}"; do
+	while read file; do
 		list+="\
 $file
 $( sed 's|^| <grn>•</grn> |' "$file" )
 "
-	done
+	done <<< $files
 	echo "$list"
 	;;
 statusnonutf8 )
@@ -206,8 +208,8 @@ $bluealsa
 
 "
 	devices+="\
-<bll># aplay -l | grep ^card</bll>
-$( aplay -l | grep ^card | grep -v 'Loopback.*device 1' )
+<bll># cat /proc/asound/cards | grep -v ] | sed 's/^\s*//'</bll>
+$( cat /proc/asound/cards | grep -v ] | sed 's/^\s*//' )
 "
 	if [[ ! -e $dirsystem/camilladsp ]]; then
 		devices+="
diff --git a/srv/http/bash/settings/system-data.sh b/srv/http/bash/settings/system-data.sh
index 882e400b0..4dc7144a8 100644
--- a/srv/http/bash/settings/system-data.sh
+++ b/srv/http/bash/settings/system-data.sh
@@ -115,7 +115,7 @@ packageActive bluetooth nfs-server rotaryencoder smb
 if [[ -e $dirsystem/audio-aplayname && -e $dirsystem/audio-output ]]; then
 	audioaplayname=$( < $dirsystem/audio-aplayname )
 	audiooutput=$( < $dirsystem/audio-output )
-	i2smodulesw=$( grep -q "$audiooutput.*$audioaplayname" /srv/http/assets/data/system-i2s.json && echo true )
+	i2ssw=$( grep -q "$audiooutput.*$audioaplayname" /srv/http/assets/data/system-i2s.json && echo true )
 fi
 # reboot
 if [[ -e $dirshm/reboot ]]; then
@@ -177,7 +177,7 @@ data='
 , "hddsleep"          : '${hddapm/128/false}'
 , "hostname"          : "'$( hostname )'"
 , "i2seeprom"         : '$( grep -q -m1 force_eeprom_read=0 /boot/config.txt && echo true )'
-, "i2smodulesw"       : '$i2smodulesw'
+, "i2ssw"             : '$i2ssw'
 , "ipsub"             : "'$( ipAddress sub )'"
 , "lcdchar"           : '$( exists $dirsystem/lcdchar )'
 , "lcdcharaddr"       : '$lcdcharaddr'
diff --git a/srv/http/bash/settings/system-databackup.sh b/srv/http/bash/settings/system-databackup.sh
index c9176a331..7e350ae4a 100644
--- a/srv/http/bash/settings/system-databackup.sh
+++ b/srv/http/bash/settings/system-databackup.sh
@@ -38,15 +38,15 @@ crossfade=$( mpc crossfade | cut -d' ' -f2 )
 [[ $crossfade ]] && echo $crossfade > $dirsystem/crossfade
 hostname > $dirsystem/hostname
 timedatectl | awk '/zone:/ {print $3}' > $dirsystem/timezone
-readarray -t profiles <<< $( ls -p /etc/netctl | grep -v / )
+profiles=$( ls -p /etc/netctl | grep -v / )
 if [[ $profiles ]]; then
 	cp -r /etc/netctl $dirconfig/etc
-	for profile in "${profiles[@]}"; do
+	while read profile; do
 		if [[ $( netctl is-enabled "$profile" ) == enabled ]]; then
 			echo $profile > $dirsystem/netctlprofile
 			break
 		fi
-	done
+	done <<< $profiles
 fi
 mkdir -p $dirconfig/var/lib
 cp -r /var/lib/bluetooth $dirconfig/var/lib &> /dev/null
diff --git a/srv/http/bash/settings/system-datareset.sh b/srv/http/bash/settings/system-datareset.sh
index e2a89595e..5e05748e0 100644
--- a/srv/http/bash/settings/system-datareset.sh
+++ b/srv/http/bash/settings/system-datareset.sh
@@ -57,10 +57,12 @@ echo "$config" > /boot/config.txt
 # lcd
 sed -i 's/fb1/fb0/' /etc/X11/xorg.conf.d/99-fbturbo.conf &> /dev/null
 # nas
-readarray -t dirs <<< $( find $dirnas -mindepth 1 -maxdepth 1 -type d )
-for dir in "${dirs[@]}"; do
-	umount -l "$dir" &> /dev/null
-	rmdir "$dir" &> /dev/null
+dirs=$( find $dirnas -mindepth 1 -maxdepth 1 -type d )
+if [[ $dirs ]]; then
+	while read dir; do
+		umount -l "$dir" &> /dev/null
+		rmdir "$dir" &> /dev/null
+	done <<< $dirs
 done
 sed -i '3,$ d' /etc/fstab
 
@@ -71,12 +73,12 @@ rm -rf $dirdata $dirshareddata \
 		/mnt/MPD/.mpdignore $dirnas/.mpdignore \
 		/etc/modules-load.d/{loopback,raspberrypi}.conf /etc/modprobe.d/cirrus.conf /etc/X11/xorg.conf.d/99-raspi-rotate.conf
 if [[ ! $keepnetwork ]]; then
-	readarray -t profiles <<< $( ls -p /etc/netctl | grep -v / )
+	profiles=$( ls -p /etc/netctl | grep -v / )
 	if [[ $profiles ]]; then
-		for profile in "${profiles[@]}"; do
+		while read profile; do
 			[[ $( netctl is-enabled "$profile" ) == enabled ]] && netctl disable "$profile"
 			rm "/etc/netctl/$profile"
-		done
+		done <<< $profiles
 	fi
 fi
 
diff --git a/srv/http/bash/settings/system-datarestore.sh b/srv/http/bash/settings/system-datarestore.sh
index b3c9154a4..2755bfd82 100644
--- a/srv/http/bash/settings/system-datarestore.sh
+++ b/srv/http/bash/settings/system-datarestore.sh
@@ -41,15 +41,17 @@ CMD NAME"
 timedatectl set-timezone $( < $dirsystem/timezone )
 [[ -e $dirsystem/crossfade ]] && mpc crossfade $( < $dirsystem/crossfade )
 rm -rf $backupfile $dirconfig $dirsystem/{crossfade,enable,disable,hostname,netctlprofile,timezone}
-readarray -t dirs <<< $( find $dirnas -mindepth 1 -maxdepth 1 -type d )
-for dir in "${dirs[@]}"; do
-	umount -l "$dir" &> /dev/null
-	rmdir "$dir" &> /dev/null
+dirs=$( find $dirnas -mindepth 1 -maxdepth 1 -type d )
+if [[ $dirs ]]; then
+	while read dir; do
+		umount -l "$dir" &> /dev/null
+		rmdir "$dir" &> /dev/null
+	done <<< $dirs
 done
-readarray -t mountpoints <<< $( grep $dirnas /etc/fstab | awk '{print $2}' | sed 's/\\040/ /g' )
+mountpoints=$( grep $dirnas /etc/fstab | awk '{print $2}' | sed 's/\\040/ /g' )
 if [[ $mountpoints ]]; then
-	for mountpoint in $mountpoints; do
+	while read mountpoint; do
 		mkdir -p "$mountpoint"
-	done
+	done <<< $mountpoints
 fi
 $dirbash/power.sh reboot
diff --git a/srv/http/bash/settings/system-storage.sh b/srv/http/bash/settings/system-storage.sh
index bc712a0ce..c0493687d 100644
--- a/srv/http/bash/settings/system-storage.sh
+++ b/srv/http/bash/settings/system-storage.sh
@@ -15,8 +15,7 @@ if [[ ! -e $filesharedip ]]; then
 	fi
 	usb=$( mount | grep ^/dev/sd | cut -d' ' -f1 )
 	if [[ $usb ]]; then
-		readarray -t usb <<< $usb
-		for source in "${usb[@]}"; do
+		while read source; do
 			mountpoint=$( df -l --output=target,source | sed -n "\|$source| {s| *$source||; p}" )
 			if [[ $mountpoint ]]; then
 				used_size=( $( df -lh --output=used,size,source | grep "$source" ) )
@@ -35,13 +34,13 @@ if [[ ! -e $filesharedip ]]; then
 			[[ ! $hddapm ]] && hddapm=$( hdparm -B $source \
 											| grep -m1 APM_level \
 											| tr -d -c 0-9 )
-		done
+		done <<< $usb
 	fi
 fi
 nas=$( grep -E '/mnt/MPD/NAS|/srv/http/data' /etc/fstab | tr -s ' ' )
 if [[ $nas ]]; then
-	readarray -t nas <<< $( cut -d' ' -f1-2 <<< $nas | sort )
-	for line in "${nas[@]}"; do
+	nas=$( cut -d' ' -f1-2 <<< $nas | sort )
+	while read line; do
 		source=${line/ *}
 		source=${source//\\040/ }
 		mountpoint=${line/* }
@@ -62,6 +61,6 @@ if [[ $nas ]]; then
 , "source"     : "'$source'"
 }'
 		fi
-	done
+	done <<< $nas
 fi
 echo "[ ${list:1} ]"
diff --git a/srv/http/bash/settings/system.sh b/srv/http/bash/settings/system.sh
index d19b9e00b..4b63454b8 100644
--- a/srv/http/bash/settings/system.sh
+++ b/srv/http/bash/settings/system.sh
@@ -97,6 +97,7 @@ soundProfile() {
 case $CMD in
 
 audio )
+	enableFlagSet
 	config=$( grep -v dtparam=audio=on /boot/config.txt )
 	[[ $ON ]] && config+="
 dtparam=audio=on"
@@ -189,6 +190,8 @@ i2smodule )
 	prevaplayname=$( getContent $dirsystem/audio-aplayname )
 	config=$( grep -Ev "dtparam=i2s=on|dtoverlay=$prevaplayname|gpio=25=op,dh|dtparam=audio=on" /boot/config.txt )
 	if [[ $APLAYNAME != none ]]; then
+		[[ -e $dirsystem/audio ]] && config+="
+dtparam=audio=on"
 		config+="
 dtparam=i2s=on
 dtoverlay=$APLAYNAME"
@@ -236,9 +239,9 @@ mirrorlist )
 	else
 		list=$( < $file )
 	fi
-	readarray -t lines <<< $( sed -E -n '/^### Mirror/,$ {/^\s*$|^### Mirror/ d; s|.*//(.*)\.mirror.*|\1|; p}' <<< $list )
+	lines=$( sed -E -n '/^### Mirror/,$ {/^\s*$|^### Mirror/ d; s|.*//(.*)\.mirror.*|\1|; p}' <<< $list )
 	codelist='"Auto":""'
-	for line in "${lines[@]}"; do
+	while read line; do
 		if [[ ${line:0:4} == '### ' ]];then
 			city=
 			country=${line:4}
@@ -250,7 +253,7 @@ mirrorlist )
 			ccprev=$cc
 			codelist+=',"'$cc'":"'$line'"'
 		fi
-	done
+	done <<< $lines
 	echo '{ '$codelist' }'
 	;;
 mountforget )
diff --git a/srv/http/bash/status.sh b/srv/http/bash/status.sh
index d30142e3d..7289b2b2a 100644
--- a/srv/http/bash/status.sh
+++ b/srv/http/bash/status.sh
@@ -167,10 +167,10 @@ pos=$( mpc status %songpos% )
 filter='Album AlbumArtist Artist Composer Conductor audio bitrate duration file state Time Title'
 [[ ! $snapclient ]] && filter+=' playlistlength consume random repeat single'
 filter=^${filter// /:|^}: # ^Album|^AlbumArtist|^Artist...
-readarray -t lines <<< $( { echo clearerror; echo status; echo playlistinfo $song; sleep 0.05; } \
-								| telnet 127.0.0.1 6600 2> /dev/null \
-								| grep -E $filter )
-for line in "${lines[@]}"; do
+lines=$( { echo clearerror; echo status; echo playlistinfo $song; sleep 0.05; } \
+				| telnet 127.0.0.1 6600 2> /dev/null \
+				| grep -E $filter )
+while read line; do
 	key=${line/:*}
 	val=${line#*: }
 	case $key in
@@ -199,7 +199,7 @@ for line in "${lines[@]}"; do
 , "'$key'" : '$val
 			;;
 	esac
-done
+done <<< $lines
 
 [[ $playlistlength ]] && pllength=$playlistlength || pllength=0
 ########
diff --git a/srv/http/settings.php b/srv/http/settings.php
index 3437175f4..5336485c3 100644
--- a/srv/http/settings.php
+++ b/srv/http/settings.php
@@ -95,7 +95,7 @@ function menu( $icon, $name, $iconsub = '' ) {
 	 'HTML'                          // for non-switch section
 	, [
 		  'id'       => 'ID'         // REQUIRED
-		, 'input'    => 'HTML'       // alternative - if not switch
+		, 'input'    => 'HTML/ID'    // alternative - if not switch (ID - select)
 		, 'setting'  => TYPE         // default  = $( '#setting-'+ id ).click() before enable
 		                             // false    = no setting
 		                             // 'custom' = custom setting
@@ -195,7 +195,11 @@ function htmlSetting( $data ) {
 		$disabled = isset( $data[ 'disabled' ] ) ? '<span class="hide">'.$data[ 'disabled' ].'</span>' : '';
 		$html    .= '<label>'.$disabled.'<input type="checkbox" id="'.$id.'" class="switch '.$setting.'"><div class="switchlabel"></div></label>';
 	} else {
-		$html    .= $input;
+		if ( $input[ 0 ] == '<' ) {
+			$html.= $input;
+		} else { // select
+			$html.= '<select id="'.$input.'"></select>';
+		}
 	}
 	// setting
 	$html       .= $settingicon ? i( $settingicon.' setting', $id ) : '';
diff --git a/srv/http/settings/camilla.php b/srv/http/settings/camilla.php
index 3b5d1dbf8..2ad04dda6 100644
--- a/srv/http/settings/camilla.php
+++ b/srv/http/settings/camilla.php
@@ -121,7 +121,7 @@
 	, [
 		  'id'     => 'configuration'
 		, 'status' => true
-		, 'input'  => '<select id="configuration"></select>'
+		, 'input'  => 'configuration'
 		, 'help'   => $help[ 'volume' ]
 	]
 ];
diff --git a/srv/http/settings/player.php b/srv/http/settings/player.php
index 11b779ef6..23817f6e5 100644
--- a/srv/http/settings/player.php
+++ b/srv/http/settings/player.php
@@ -1,15 +1,15 @@
 <?php
 $id_data = [
-	  'audiooutput'   => [ 'label' => 'Device',                                                 'setting' => 'none' ]
-	, 'autoupdate'    => [ 'label' => 'Library Auto Update',   'sub' => 'auto_update',          'setting' => false ]
+	  'autoupdate'    => [ 'label' => 'Library Auto Update',   'sub' => 'auto_update',          'setting' => false ]
 	, 'bluealsa'      => [ 'label' => 'Bluetooth',             'sub' => 'bluealsa',             'setting' => 'custom', 'status' => true ]
 	, 'buffer'        => [ 'label' => 'Buffer - Audio',        'sub' => 'audio_buffer' ]
 	, 'crossfade'     => [ 'label' => 'Cross-Fading',          'sub' => 'crossfade' ]
 	, 'custom'        => [ 'label' => "User's Configurations", 'sub' => 'custom' ]
+	, 'device'        => [ 'label' => 'Device',                                                 'setting' => 'none' ]
 	, 'devicewithbt'  => [ 'label' => 'Device + Bluetooth',                                     'setting' => false ]
 	, 'dop'           => [ 'label' => 'DSD over PCM',          'sub' => 'dop',                  'setting' => 'none' ]
 	, 'ffmpeg'        => [ 'label' => 'FFmpeg',                'sub' => 'decoder',              'setting' => false ]
-	, 'hwmixer'       => [ 'label' => 'Mixer Device',                                           'setting' => 'custom' ]
+	, 'mixer'         => [ 'label' => 'Mixer Device',                                           'setting' => 'custom' ]
 	, 'mixertype'     => [ 'label' => 'Volume Control',                                         'setting' => 'custom' ]
 	, 'normalization' => [ 'label' => 'Normalization',         'sub' => 'volume_normalization', 'setting' => false ]
 	, 'novolume'      => [ 'label' => 'No Volume',                                              'setting' => 'none' ]
@@ -43,20 +43,23 @@
 	[
 		  'id'       => 'bluealsa'
 		, 'icon'     => true
-		, 'input'    => '<select id="btaplayname"></select>'
+		, 'input'    => 'btaplayname'
 		, 'help'     => <<< EOF
 {$Fi( 'volume btn' )} Sender volume control
  · Should be set at 0dB and use Bluetooth buttons to control volume
 EOF
 	]
 	, [
-		  'id'       => 'audiooutput'
-		, 'input'    => '<select id="audiooutput"></select>'
-		, 'help'     => 'HDMI audio: Available when connected before boot only'
+		  'id'       => 'device'
+		, 'input'    => 'device'
+		, 'help'     => <<< EOF
+ · Device name: Retrieved from I²S module (if available)
+ · HDMI audio: Available when connected before boot only
+EOF
 	]
 	, [
-		  'id'       => 'hwmixer'
-		, 'input'    => '<select id="hwmixer"></select>'
+		  'id'       => 'mixer'
+		, 'input'    => 'mixer'
 		, 'help'     => i( 'volume btn' ).' Mixer device volume control'
 	]
 	, [
diff --git a/srv/http/settings/system.php b/srv/http/settings/system.php
index 45b336649..056a59e95 100644
--- a/srv/http/settings/system.php
+++ b/srv/http/settings/system.php
@@ -148,14 +148,16 @@
 $body = [
 	[
 		  'html'     => <<< EOF
-<div id="divi2s">
-	<div class="col-l single">Audio - I²S<i class="i-i2smodule"></i></div>
+<div id="divi2smodule">
+	<div class="col-l">
+		<a><span class="label">Audio - I²S</span><gr>HAT</gr></a><i class="i-i2s"></i>
+	</div>
 	<div class="col-r">
-		<div id="divi2smodulesw">
-			<input id="i2smodulesw" type="checkbox">
-			<div class="switchlabel" for="i2smodulesw"></div>
+		<div id="divi2ssw">
+			<input id="i2ssw" type="checkbox">
+			<div class="switchlabel" for="i2ssw"></div>
 		</div>
-		<div id="divi2smodule">
+		<div id="divi2sselect">
 			<select id="i2smodule"></select>
 			<i id="setting-i2smodule" class="i-gear setting"></i>
 		</div>
@@ -238,7 +240,7 @@
 	]
 	, [
 		  'id'       => 'timezone'
-		, 'input'    => '<select id="timezone"></select>'
+		, 'input'    => 'timezone'
 		, 'help'     => <<< EOF
 {$Fi( 'gear btn' )}
 Servers for time sync and package mirror