diff --git a/.github/CHANGELOG.md b/.github/CHANGELOG.md
index fc02db7d1..c7db86ccc 100644
--- a/.github/CHANGELOG.md
+++ b/.github/CHANGELOG.md
@@ -10,7 +10,7 @@
 
 ### Breaking changes
 
-* Add `getData()` in `lightning.tensor` C++ backend. Users should be responsible for ensuring sufficient host memory is allocated for the full state vector. 
+* Add `getData()` in `lightning.tensor` C++ backend. Users should be responsible for ensuring sufficient host memory is allocated for the full state vector.
   [(#827)](https://github.com/PennyLaneAI/pennylane-lightning/pull/827)
 
 * Remove `NDpermuter.hpp` which is no longer required.
@@ -92,6 +92,9 @@
 
 ### Bug fixes
 
+* Fix plugin-test-matrix CI/CD workflows.
+  [(#850)](https://github.com/PennyLaneAI/pennylane-lightning/pull/850)
+
 * Set the `immutable` parameter value as `false` for the `cutensornetStateApplyTensorOperator` to allow the following `cutensornetStateUpdateTensorOperator` call.
   [(#845)](https://github.com/PennyLaneAI/pennylane-lightning/pull/845)
 
diff --git a/.github/workflows/tests_lgpu_python.yml b/.github/workflows/tests_lgpu_python.yml
index 12b61392a..2746f3de2 100644
--- a/.github/workflows/tests_lgpu_python.yml
+++ b/.github/workflows/tests_lgpu_python.yml
@@ -177,13 +177,12 @@ jobs:
         run: |
           cd main
           rm -rf build
-          PL_BACKEND=lightning_qubit python scripts/configure_pyproject_toml.py
-          CMAKE_ARGS="-DENABLE_PYTHON=ON -DCMAKE_CXX_COMPILER=$(which g++-$GCC_VERSION)" \
-          python -m pip install . -vv
+          PL_BACKEND=lightning_qubit python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND=lightning_qubit SKIP_COMPILATION=True python -m pip install . -vv
 
           rm -rf build
-          PL_BACKEND=${{ matrix.pl_backend }} python scripts/configure_pyproject_toml.py
-          CMAKE_ARGS="-DENABLE_PYTHON=ON -DCMAKE_CXX_COMPILER=$(which g++-$GCC_VERSION) -DPython_EXECUTABLE=${{ steps.python_path.outputs.python }}" \
+          PL_BACKEND=${{ matrix.pl_backend }} python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND=${{ matrix.pl_backend }} CMAKE_ARGS="-DPython_EXECUTABLE=${{ steps.python_path.outputs.python }}" \
           python -m pip install . -vv
 
       - name: Run PennyLane-Lightning-GPU unit tests
@@ -206,12 +205,12 @@ jobs:
         run: |
           cd main
           rm -rf build
-          CMAKE_ARGS="-DPL_BACKEND=${{matrix.default_backend}} -DENABLE_PYTHON=ON -DCMAKE_CXX_COMPILER=$(which g++-$GCC_VERSION)" \
-          python -m pip install . -vv
+          PL_BACKEND=lightning_qubit python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND=lightning_qubit python -m pip install . -vv
           rm -rf build
 
-          CMAKE_ARGS="-DPL_BACKEND=${{ matrix.pl_backend }} -DENABLE_PYTHON=ON -DCMAKE_CXX_COMPILER=$(which g++-$GCC_VERSION)" \
-          python -m pip install . -vv
+          PL_BACKEND=${{ matrix.pl_backend }} python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND=${{ matrix.pl_backend }} python -m pip install . -vv
 
       - name: Run PennyLane-Lightning unit tests for lightning.qubit with all devices installed
         if: ${{ matrix.pl_backend == 'all' }}
diff --git a/.github/workflows/tests_lgpumpi_python.yml b/.github/workflows/tests_lgpumpi_python.yml
index ab2eda478..d4595c303 100644
--- a/.github/workflows/tests_lgpumpi_python.yml
+++ b/.github/workflows/tests_lgpumpi_python.yml
@@ -105,12 +105,14 @@ jobs:
           echo "pip=$pip_path" >> $GITHUB_OUTPUT
 
       - name: Install required packages
+        env:
+          PL_BACKEND: lightning_qubit
         run: |
           source /etc/profile.d/modules.sh && module use /opt/modules/ && module load ${{ matrix.mpilib }}/cuda-${{ matrix.cuda_version_maj }}.${{ matrix.cuda_version_min }}
           python -m pip install -r requirements-dev.txt
 
           python -m pip install custatevec-cu${{ matrix.cuda_version_maj }} mpi4py openfermionpyscf
-          PL_BACKEND=lightning_qubit python scripts/configure_pyproject_toml.py
+          python scripts/configure_pyproject_toml.py || true
           python -m pip install . -vv
 
       - name: Checkout PennyLane for release build
@@ -131,9 +133,10 @@ jobs:
       - name: Build and install package
         env:
           CUQUANTUM_SDK: $(python -c "import site; print( f'{site.getsitepackages()[0]}/cuquantum')")
+          PL_BACKEND: lightning_gpu
         run: |
           source /etc/profile.d/modules.sh && module use /opt/modules/ && module load ${{ matrix.mpilib }}/cuda-${{ matrix.cuda_version_maj }}.${{ matrix.cuda_version_min }}
-          PL_BACKEND=lightning_gpu python scripts/configure_pyproject_toml.py
+          python scripts/configure_pyproject_toml.py || true
           CMAKE_ARGS="-DCMAKE_C_COMPILER=mpicc -DCMAKE_CXX_COMPILER=mpicxx -DENABLE_MPI=ON -DCMAKE_CUDA_COMPILER=$(which nvcc) -DCMAKE_CUDA_ARCHITECTURES=${{ env.CI_CUDA_ARCH }} -DPython_EXECUTABLE=${{ steps.python_path.outputs.python }}" \
           python -m pip install . -vv
 
diff --git a/.github/workflows/tests_lkcpu_python.yml b/.github/workflows/tests_lkcpu_python.yml
index b7d674311..e063744b8 100644
--- a/.github/workflows/tests_lkcpu_python.yml
+++ b/.github/workflows/tests_lkcpu_python.yml
@@ -69,19 +69,16 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-tags: true
-          path: main
 
       - name: Switch to release build of Lightning
         if: inputs.lightning-version == 'release'
         run: |
-          cd main
           git fetch --all
           git checkout $(git branch -a --list "origin/v0.*rc*" | sort | tail -1)
 
       - name: Switch to stable build of Lightning
         if: inputs.lightning-version == 'stable'
         run: |
-          cd main
           git fetch --tags --force
           git checkout latest_release
           git log -1 --format='%H'
@@ -114,17 +111,25 @@ jobs:
 
       - name: Get required Python packages
         run: |
-          cd main
           python -m pip install -r requirements-dev.txt
 
-      - name: Configure and build device wheel
-        env:
-          PL_BACKEND: ${{ matrix.pl_backend }}
+      # TODO: Update after Release 0.37
+      - name: Create device wheel ${{ inputs.lightning-version }}
+        if: inputs.lightning-version == 'stable'
+        run: |
+          PL_BACKEND=${{ matrix.pl_backend }} CMAKE_ARGS="-DCMAKE_PREFIX_PATH=${{ github.workspace }}/Kokkos" \
+          python setup.py bdist_wheel
+          cd dist
+          WHEEL_NAME=$(ls *.whl)
+          cp $WHEEL_NAME ${{ github.workspace }}/wheel_${{ matrix.pl_backend }}-${{ matrix.exec_model }}.whl
+          echo $WHEEL_NAME > ${{ github.workspace }}/${{ matrix.pl_backend }}-${{ matrix.exec_model }}_name.txt
+
+      # TODO: Remove after Release 0.37
+      - name: Create device wheel ${{ inputs.lightning-version }}
+        if: inputs.lightning-version != 'stable'
         run: |
-          cd main
-          python scripts/configure_pyproject_toml.py
-          CMAKE_ARGS="-DCMAKE_PREFIX_PATH=${{ github.workspace }}/Kokkos -DENABLE_PYTHON=ON -DCMAKE_CXX_COMPILER=$(which g++-$GCC_VERSION)" \
-          python -m build
+          PL_BACKEND=${{ matrix.pl_backend }} python scripts/configure_pyproject_toml.py
+          CMAKE_ARGS="-DCMAKE_PREFIX_PATH=${{ github.workspace }}/Kokkos" python -m build
           cd dist
           WHEEL_NAME=$(ls *.whl)
           cp $WHEEL_NAME ${{ github.workspace }}/wheel_${{ matrix.pl_backend }}-${{ matrix.exec_model }}.whl
@@ -170,12 +175,10 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-tags: true
-          path: main
 
       - name: Switch to release tag of Lightning
         if: inputs.lightning-version == 'release'
         run: |
-          cd main
           git fetch --all
           git checkout $(git branch -a --list "origin/v0.*rc*" | sort | tail -1)
 
@@ -187,7 +190,6 @@ jobs:
       - name: Switch to stable tag of Lightning
         if: inputs.lightning-version == 'stable'
         run: |
-          cd main
           git fetch --tags --force
           git checkout latest_release
           git log -1 --format='%H'
@@ -208,7 +210,6 @@ jobs:
         run: |
           WHEEL_NAME=$(cat ${{ github.workspace }}/${{ matrix.pl_backend }}-${{ matrix.exec_model }}_name.txt)
           mv ${{ github.workspace }}/wheel_${{ matrix.pl_backend }}-${{ matrix.exec_model }}.whl ${{ github.workspace }}/$WHEEL_NAME
-          cd main
           python -m pip install -r requirements-dev.txt
           python -m pip install openfermionpyscf
           if [ '${{ inputs.lightning-version }}' != 'stable' ]; then
@@ -235,7 +236,6 @@ jobs:
       - name: Install Stable PennyLane
         if: inputs.pennylane-version == 'stable'
         run: |
-          cd main
           python -m pip uninstall -y pennylane && python -m pip install -U pennylane
 
       - name: Install ML libraries for interfaces
@@ -246,7 +246,6 @@ jobs:
 
       - name: Run PennyLane-Lightning unit tests
         run: |
-          cd main/
           DEVICENAME=`echo ${{ matrix.pl_backend }} | sed "s/_/./g"`
             # Remove `python -m` to avoid running tests with relative modules
             PL_DEVICE=${DEVICENAME} pytest tests/ $COVERAGE_FLAGS --splits 7 --group ${{ matrix.group }} \
@@ -268,7 +267,7 @@ jobs:
         uses: actions/upload-artifact@v3
         with:
           name: ubuntu-codecov-results-python
-          path: ./main/.coverage-${{ github.job }}-${{ matrix.pl_backend }}-${{ matrix.group }}
+          path: ./.coverage-${{ github.job }}-${{ matrix.pl_backend }}-${{ matrix.group }}
           if-no-files-found: error
 
   upload-to-codecov-linux-python:
@@ -280,7 +279,6 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-tags: true
-          path: main
 
       - name: Download coverage reports
         uses: actions/download-artifact@v3
diff --git a/.github/workflows/tests_lkcuda_python.yml b/.github/workflows/tests_lkcuda_python.yml
index ac0646898..b7a3eb8ef 100644
--- a/.github/workflows/tests_lkcuda_python.yml
+++ b/.github/workflows/tests_lkcuda_python.yml
@@ -242,11 +242,11 @@ jobs:
           ls -l ${{ github.workspace }}/Kokkos
           cd main
 
-          PL_BACKEND=lightning_qubit python scripts/configure_pyproject_toml.py
-          SKIP_COMPILATION=True python -m pip install . -vv
+          PL_BACKEND=lightning_qubit python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND=lightning_qubit SKIP_COMPILATION=True python -m pip install . -vv
 
-          PL_BACKEND=${{ matrix.pl_backend }} python scripts/configure_pyproject_toml.py
-          CMAKE_ARGS="-DCMAKE_PREFIX_PATH=${{ github.workspace }}/Kokkos -DENABLE_PYTHON=ON -DCMAKE_CXX_COMPILER=$(which g++-$GCC_VERSION)" \
+          PL_BACKEND=${{ matrix.pl_backend }} python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND=${{ matrix.pl_backend }} CMAKE_ARGS="-DCMAKE_PREFIX_PATH=${{ github.workspace }}/Kokkos" \
           python -m pip install . -vv
 
       - name: Run PennyLane-Lightning unit tests
@@ -267,13 +267,11 @@ jobs:
         run: |
           cd main
 
-          PL_BACKEND=lightning_qubit python scripts/configure_pyproject_toml.py
-          CMAKE_ARGS="-DENABLE_PYTHON=ON -DCMAKE_CXX_COMPILER=$(which g++-$GCC_VERSION)" \
-          python -m pip install . -vv
+          PL_BACKEND=lightning_qubit python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND=lightning_qubit python -m pip install . -vv
 
-          PL_BACKEND="lightning_kokkos" python scripts/configure_pyproject_toml.py
-          CMAKE_ARGS="-DCMAKE_PREFIX_PATH=${{ github.workspace }}/Kokkos -DENABLE_PYTHON=ON -DCMAKE_CXX_COMPILER=$(which g++-$GCC_VERSION)" \
-          python -m pip install . -vv
+          PL_BACKEND="lightning_kokkos" python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND="lightning_kokkos" CMAKE_ARGS="-DCMAKE_PREFIX_PATH=${{ github.workspace }}/Kokkos" python -m pip install . -vv
 
       - name: Run PennyLane-Lightning unit tests for lightning.qubit with all devices installed
         if: ${{ matrix.pl_backend == 'all' }}
diff --git a/.github/workflows/tests_lqcpu_python.yml b/.github/workflows/tests_lqcpu_python.yml
index 84307cbaa..dbe5488c3 100644
--- a/.github/workflows/tests_lqcpu_python.yml
+++ b/.github/workflows/tests_lqcpu_python.yml
@@ -54,19 +54,16 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-tags: true
-          path: main
 
       - name: Switch to release build of Lightning
         if: inputs.lightning-version == 'release'
         run: |
-          cd main
           git fetch --all
           git checkout $(git branch -a --list "origin/v0.*rc*" | sort | tail -1)
 
       - name: Switch to stable build of Lightning
         if: inputs.lightning-version == 'stable'
         run: |
-          cd main
           git fetch --tags --force
           git checkout latest_release
           git log -1 --format='%H'
@@ -79,16 +76,25 @@ jobs:
 
       - name: Get required Python packages
         run: |
-          cd main
           python -m pip install -r requirements-dev.txt
 
-      - name: Create device wheel
-        id: create_lq_wheel
+      # TODO: Update after Release 0.37
+      - name: Create device wheel ${{ inputs.lightning-version }}
+        if: inputs.lightning-version != 'stable'
         run: |
-          cd main
           PL_BACKEND=${{ matrix.pl_backend }} python scripts/configure_pyproject_toml.py
-          CMAKE_ARGS="-DENABLE_BLAS=${{ matrix.blas }} -DLQ_ENABLE_KERNEL_OMP=ON -DENABLE_PYTHON=ON -DCMAKE_CXX_COMPILER=$(which g++-$GCC_VERSION)" \
-          python -m build
+          CMAKE_ARGS="-DENABLE_BLAS=${{ matrix.blas }} -DLQ_ENABLE_KERNEL_OMP=ON -DENABLE_PYTHON=ON" python -m build
+          cd dist
+          WHEEL_NAME=$(ls *.whl)
+          cp $WHEEL_NAME ${{ github.workspace }}/wheel_${{ matrix.pl_backend }}-${{ matrix.blas }}.whl
+          echo $WHEEL_NAME > ${{ github.workspace }}/${{ matrix.pl_backend }}-${{ matrix.blas }}_name.txt
+
+      # TODO: Remove after Release 0.37
+      - name: Create device wheel (stable)
+        if: inputs.lightning-version == 'stable'
+        run: |
+          PL_BACKEND=${{ matrix.pl_backend }} CMAKE_ARGS="-DENABLE_BLAS=${{ matrix.blas }} -DLQ_ENABLE_KERNEL_OMP=ON -DENABLE_PYTHON=ON" \
+          python -m setup.py bdist_wheel
           cd dist
           WHEEL_NAME=$(ls *.whl)
           cp $WHEEL_NAME ${{ github.workspace }}/wheel_${{ matrix.pl_backend }}-${{ matrix.blas }}.whl
@@ -132,7 +138,6 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-tags: true
-          path: main
 
       - uses: actions/download-artifact@v4
         with:
@@ -147,7 +152,6 @@ jobs:
       - name: Get required Python packages
         run: |
           WHEEL_NAME=$(cat ${{ github.workspace }}/${{ matrix.pl_backend }}-${{ matrix.blas }}_name.txt)
-          cd main
           mv ${{ github.workspace }}/wheel_${{ matrix.pl_backend }}-${{ matrix.blas }}.whl ${{ github.workspace }}/$WHEEL_NAME
           python -m pip install -r requirements-dev.txt
           python -m pip install openfermionpyscf
@@ -172,7 +176,6 @@ jobs:
       - name: Install Stable PennyLane
         if: inputs.pennylane-version == 'stable'
         run: |
-          cd main
           python -m pip uninstall -y pennylane && python -m pip install -U pennylane --no-deps
 
       - name: Install ML libraries for interfaces
@@ -184,7 +187,6 @@ jobs:
       - name: Switch to stable tag of Lightning
         if: inputs.lightning-version == 'stable'
         run: |
-          cd main
           git fetch --tags --force
           git checkout latest_release
           git log -1 --format='%H'
@@ -192,7 +194,6 @@ jobs:
 
       - name: Run PennyLane-Lightning unit tests
         run: |
-          cd main/
           DEVICENAME=`echo ${{ matrix.pl_backend }} | sed "s/_/./g"`
           OMP_NUM_THREADS=1 PL_DEVICE=${DEVICENAME} python -m pytest -n auto tests/ -k "not unitary_correct" \
             $COVERAGE_FLAGS --splits 4 --group ${{ matrix.group }} \
@@ -207,7 +208,7 @@ jobs:
         with:
           name: ubuntu-codecov-results-python
           path: |
-            ./main/.coverage-${{ github.job }}-${{ matrix.pl_backend }}-${{ matrix.group }}
+            ./.coverage-${{ github.job }}-${{ matrix.pl_backend }}-${{ matrix.group }}
           if-no-files-found: error
 
   upload-to-codecov-linux-python:
@@ -219,7 +220,6 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-tags: true
-          path: main
 
       - name: Download coverage reports
         uses: actions/download-artifact@v3
diff --git a/.github/workflows/tests_without_binary.yml b/.github/workflows/tests_without_binary.yml
index 7fb1e75bb..e607b95de 100644
--- a/.github/workflows/tests_without_binary.yml
+++ b/.github/workflows/tests_without_binary.yml
@@ -45,7 +45,7 @@ jobs:
       - name: Make disk space
         run: |
           for DIR in /usr/share/dotnet /usr/local/share/powershell /usr/share/swift; do
-            sudo du -sh $DIR || echo $DIR not found 
+            sudo du -sh $DIR || echo $DIR not found
             sudo rm -rf $DIR
           done
 
@@ -101,19 +101,17 @@ jobs:
       - name: Install the pennylane_lightning core package (lightning_qubit)
         env:
           SKIP_COMPILATION: True
-          PL_BACKEND: "lightning_qubit"
         run: |
-          python scripts/configure_pyproject_toml.py
-          python -m pip install . -vv
+          PL_BACKEND="lightning_qubit" python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND="lightning_qubit" python -m pip install . -vv
 
       - name: Install extra backend device
         if: matrix.pl_backend != 'lightning_qubit'
         env:
           SKIP_COMPILATION: True
-          PL_BACKEND: ${{ matrix.pl_backend }}
         run: |
-          python scripts/configure_pyproject_toml.py
-          python -m pip install . -vv
+          PL_BACKEND=${{ matrix.pl_backend }} python scripts/configure_pyproject_toml.py || true
+          PL_BACKEND=${{ matrix.pl_backend }} python -m pip install . -vv
 
       - name: Run PennyLane-Lightning unit tests for all backends
         run: |
diff --git a/pennylane_lightning/core/_version.py b/pennylane_lightning/core/_version.py
index 1e786a92c..281ac4807 100644
--- a/pennylane_lightning/core/_version.py
+++ b/pennylane_lightning/core/_version.py
@@ -16,4 +16,4 @@
    Version number (major.minor.patch[-label])
 """
 
-__version__ = "0.38.0-dev32"
+__version__ = "0.38.0-dev33"