On the settings
(https://www.instapaper.com/user)
page, click on "Download .CSV file" in the "Export" section. A CSV file
will be downloaded (like instapaper-export.csv
).
Click on Import
link in the menu, on Import contents
in Instapaper
section and then select your CSV file and upload it.
Your data will be imported. Data import can be a demanding process for your server.