diff --git a/.github/workflows/compat-check-latest-latest.yml b/.github/workflows/compat-check-latest-latest.yml
index 63533e089d..fadf592dee 100644
--- a/.github/workflows/compat-check-latest-latest.yml
+++ b/.github/workflows/compat-check-latest-latest.yml
@@ -12,27 +12,32 @@ jobs:
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_lkokkos_gpu:
     name: Lightning Compatibility test (tests_lkokkos_gpu) - latest/latest
     uses: ./.github/workflows/tests_gpu_kokkos.yml
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu:
     name: Lightning Compatibility test (tests_lgpu_gpu) - latest/latest
     uses: ./.github/workflows/tests_gpu_cuda.yml
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu_mpi:
     name: Lightning Compatibility test (tests_lgpu_gpu_mpi) - latest/latest
     uses: ./.github/workflows/tests_linux_x86_mpi_gpu.yml
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_without_binary:
     name: Lightning Compatibility test (tests_without_binary) - latest/latest
     uses: ./.github/workflows/tests_without_binary.yml
     with:
       lightning-version: latest
       pennylane-version: latest
+    secrets: inherit # pass all secrets
diff --git a/.github/workflows/compat-check-latest-stable.yml b/.github/workflows/compat-check-latest-stable.yml
index 3e589283eb..d395d09530 100644
--- a/.github/workflows/compat-check-latest-stable.yml
+++ b/.github/workflows/compat-check-latest-stable.yml
@@ -12,27 +12,32 @@ jobs:
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_lkokkos_gpu:
     name: Lightning Compatibility test (tests_lkokkos_gpu) - latest/stable
     uses: ./.github/workflows/tests_gpu_kokkos.yml
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu:
     name: Lightning Compatibility test (tests_lgpu_gpu) - latest/stable
     uses: ./.github/workflows/tests_gpu_cuda.yml
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu_mpi:
     name: Lightning Compatibility test (tests_lgpu_gpu_mpi) - latest/stable
     uses: ./.github/workflows/tests_linux_x86_mpi_gpu.yml
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_without_binary:
     name: Lightning Compatibility test (tests_without_binary) - latest/stable
     uses: ./.github/workflows/tests_without_binary.yml
     with:
       lightning-version: latest
       pennylane-version: stable
+    secrets: inherit # pass all secrets
diff --git a/.github/workflows/compat-check-release-release.yml b/.github/workflows/compat-check-release-release.yml
index 52c6bea41c..2c3f9becfb 100644
--- a/.github/workflows/compat-check-release-release.yml
+++ b/.github/workflows/compat-check-release-release.yml
@@ -12,27 +12,32 @@ jobs:
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
   tests_lkokkos_gpu:
     name: Lightning Compatibility test (tests_lkokkos_gpu) - release/release
     uses: ./.github/workflows/tests_gpu_kokkos.yml
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu:
     name: Lightning Compatibility test (tests_lgpu_gpu) - release/release
     uses: ./.github/workflows/tests_gpu_cuda.yml
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu_mpi:
     name: Lightning Compatibility test (tests_lgpu_gpu_mpi) - release/release
     uses: ./.github/workflows/tests_linux_x86_mpi_gpu.yml
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
   tests_without_binary:
     name: Lightning Compatibility test (tests_without_binary) - release/release
     uses: ./.github/workflows/tests_without_binary.yml
     with:
       lightning-version: release
       pennylane-version: release
+    secrets: inherit # pass all secrets
diff --git a/.github/workflows/compat-check-stable-latest.yml b/.github/workflows/compat-check-stable-latest.yml
index f7e125ca69..a06e4b9a99 100644
--- a/.github/workflows/compat-check-stable-latest.yml
+++ b/.github/workflows/compat-check-stable-latest.yml
@@ -12,27 +12,32 @@ jobs:
     with:
       lightning-version: stable
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_lkokkos_gpu:
     name: Lightning Compatibility test (tests_lkokkos_gpu) - stable/latest
     uses: ./.github/workflows/tests_gpu_kokkos.yml
     with:
       lightning-version: stable
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu:
     name: Lightning Compatibility test (tests_lgpu_gpu) - stable/latest
     uses: ./.github/workflows/tests_gpu_cuda.yml
     with:
       lightning-version: stable
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu_mpi:
     name: Lightning Compatibility test (tests_lgpu_gpu_mpi) - stable/latest
     uses: ./.github/workflows/tests_linux_x86_mpi_gpu.yml
     with:
       lightning-version: stable
       pennylane-version: latest
+    secrets: inherit # pass all secrets
   tests_without_binary:
     name: Lightning Compatibility test (tests_without_binary) - stable/latest
     uses: ./.github/workflows/tests_without_binary.yml
     with:
       lightning-version: stable
       pennylane-version: latest
+    secrets: inherit # pass all secrets
diff --git a/.github/workflows/compat-check-stable-stable.yml b/.github/workflows/compat-check-stable-stable.yml
index 8f33068c39..ddf6e07b19 100644
--- a/.github/workflows/compat-check-stable-stable.yml
+++ b/.github/workflows/compat-check-stable-stable.yml
@@ -12,27 +12,32 @@ jobs:
     with:
       lightning-version: stable
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_lkokkos_gpu:
     name: Lightning Compatibility test (tests_lkokkos_gpu) - stable/stable
     uses: ./.github/workflows/tests_gpu_kokkos.yml
     with:
       lightning-version: stable
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu:
     name: Lightning Compatibility test (tests_lgpu_gpu) - stable/stable
     uses: ./.github/workflows/tests_gpu_cuda.yml
     with:
       lightning-version: stable
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_lgpu_gpu_mpi:
     name: Lightning Compatibility test (tests_lgpu_gpu_mpi) - stable/stable
     uses: ./.github/workflows/tests_linux_x86_mpi_gpu.yml
     with:
       lightning-version: stable
       pennylane-version: stable
+    secrets: inherit # pass all secrets
   tests_without_binary:
     name: Lightning Compatibility test (tests_without_binary) - stable/stable
     uses: ./.github/workflows/tests_without_binary.yml
     with:
       lightning-version: stable
       pennylane-version: stable
+    secrets: inherit # pass all secrets
diff --git a/.github/workflows/tests_gpu_cuda.yml b/.github/workflows/tests_gpu_cuda.yml
index a86097b178..c15f4fa1ba 100644
--- a/.github/workflows/tests_gpu_cuda.yml
+++ b/.github/workflows/tests_gpu_cuda.yml
@@ -1,10 +1,6 @@
 name: Testing::Linux::x86_64::LGPU
 on:
   workflow_call:
-    secrets:
-      codecov_token:
-        description: The codecov token to use when uploading coverage files
-        required: true
     inputs:
       lightning-version:
         type: string
@@ -347,7 +343,8 @@ jobs:
         uses: codecov/codecov-action@v4
         with:
           fail_ci_if_error: true
-          token: ${{ secrets.codecov_token }}
+          verbose: true
+          token: ${{ secrets.CODECOV_TOKEN }}
 
   upload-to-codecov-linux-cpp:
     needs: [cpptestswithLGPU]
@@ -366,7 +363,8 @@ jobs:
         uses: codecov/codecov-action@v4
         with:
           fail_ci_if_error: true
-          token: ${{ secrets.codecov_token }}
+          verbose: true
+          token: ${{ secrets.CODECOV_TOKEN }}
       
       - name: Cleanup
         if: always()
diff --git a/.github/workflows/tests_gpu_kokkos.yml b/.github/workflows/tests_gpu_kokkos.yml
index 663f020e9e..4e54602a14 100644
--- a/.github/workflows/tests_gpu_kokkos.yml
+++ b/.github/workflows/tests_gpu_kokkos.yml
@@ -303,9 +303,9 @@ jobs:
         run: |
           cd main/
           DEVICENAME=`echo ${{ matrix.pl_backend }} | sed "s/_/./g"`
-          PL_DEVICE=${DEVICENAME} python -m pytest tests/ -k "not test_native_mcm" $COVERAGE_FLAGS 2> /dev/null || echo Something went wrong with Pytest
           pl-device-test --device ${DEVICENAME} --skip-ops --shots=20000 $COVERAGE_FLAGS --cov-append 2> /dev/null || echo Something went wrong with pl-device-test shot=20000
           pl-device-test --device ${DEVICENAME} --shots=None --skip-ops $COVERAGE_FLAGS --cov-append 2> /dev/null || echo Something went wrong with pl-device-test shot=None
+          PL_DEVICE=${DEVICENAME} python -m pytest tests/ $COVERAGE_FLAGS 2> /dev/null || echo Something went wrong with Pytest
           mv coverage.xml coverage-${{ github.job }}-${{ matrix.pl_backend }}.xml
 
       - name: Install all backend devices
@@ -325,10 +325,10 @@ jobs:
           OMP_PROC_BIND: false
         run: |
           cd main/
-          PL_DEVICE=lightning.qubit python -m pytest tests/ -k "not test_native_mcm" $COVERAGE_FLAGS
+          PL_DEVICE=lightning.qubit python -m pytest tests/ $COVERAGE_FLAGS
           pl-device-test --device lightning.qubit --skip-ops --shots=20000 $COVERAGE_FLAGS --cov-append
           pl-device-test --device lightning.qubit --shots=None --skip-ops $COVERAGE_FLAGS --cov-append
-          PL_DEVICE=lightning.kokkos python -m pytest tests/ -k "not test_native_mcm" $COVERAGE_FLAGS --cov-append
+          PL_DEVICE=lightning.kokkos python -m pytest tests/ $COVERAGE_FLAGS
           pl-device-test --device lightning.kokkos --skip-ops --shots=20000 $COVERAGE_FLAGS --cov-append
           pl-device-test --device lightning.kokkos --shots=None --skip-ops $COVERAGE_FLAGS --cov-append
           mv coverage.xml coverage-${{ github.job }}-${{ matrix.pl_backend }}.xml
diff --git a/.github/workflows/tests_linux.yml b/.github/workflows/tests_linux.yml
index dd99c8377c..1e96bfebea 100644
--- a/.github/workflows/tests_linux.yml
+++ b/.github/workflows/tests_linux.yml
@@ -1,10 +1,6 @@
 name: Testing (Linux)
 on:
   workflow_call:
-    secrets:
-      codecov_token:
-        description: The codecov token to use when uploading coverage files
-        required: true
     inputs:
       lightning-version:
         type: string
@@ -559,12 +555,11 @@ jobs:
       - name: Run PennyLane-Lightning unit tests
         if: ${{ matrix.pl_backend != 'all'}}
         run: |
-          # TODO: Remove installing pytest-xdist with release v0.36.0
-          python -m pip install pytest-xdist
+          # TODO: Test in parallel using pytest-xdist after v0.36.0
           cd main/
           DEVICENAME=`echo ${{ matrix.pl_backend }} | sed "s/_/./g"`
           PL_DEVICE=${DEVICENAME} python -m pytest tests/ -k "not test_native_mcm" $COVERAGE_FLAGS
-          OMP_NUM_THREADS=1 PL_DEVICE=${DEVICENAME} python -m pytest -n auto tests/ -k "test_native_mcm" $COVERAGE_FLAGS --cov-append
+          OMP_NUM_THREADS=1 PL_DEVICE=${DEVICENAME} python -m pytest tests/ -k "test_native_mcm" $COVERAGE_FLAGS --cov-append
           pl-device-test --device ${DEVICENAME} --skip-ops --shots=20000 $COVERAGE_FLAGS --cov-append
           pl-device-test --device ${DEVICENAME} --shots=None --skip-ops $COVERAGE_FLAGS --cov-append
           mv .coverage .coverage-${{ github.job }}-${{ matrix.pl_backend }}
@@ -629,7 +624,8 @@ jobs:
         uses: codecov/codecov-action@v4
         with:
           fail_ci_if_error: true
-          token: ${{ secrets.codecov_token }}
+          verbose: true
+          token: ${{ secrets.CODECOV_TOKEN }}
 
   upload-to-codecov-linux-cpp:
     needs: [cpptests, cpptestswithOpenBLAS, cpptestswithKokkos]
@@ -648,7 +644,8 @@ jobs:
         uses: codecov/codecov-action@v4
         with:
           fail_ci_if_error: true
-          token: ${{ secrets.codecov_token }}
+          verbose: true
+          token: ${{ secrets.CODECOV_TOKEN }}
 
   cpptestsWithMultipleBackends:
   # Device-specific tests are performed for both. Device-agnostic tests default to LightningQubit.
diff --git a/.github/workflows/tests_linux_x86_mpi_gpu.yml b/.github/workflows/tests_linux_x86_mpi_gpu.yml
index 5e9db718b9..4d78d4cfff 100644
--- a/.github/workflows/tests_linux_x86_mpi_gpu.yml
+++ b/.github/workflows/tests_linux_x86_mpi_gpu.yml
@@ -1,10 +1,6 @@
 name: Tests::Linux::x86_64::LGPU::MPI
 on:
   workflow_call:
-    secrets:
-      codecov_token:
-        description: The codecov token to use when uploading coverage files
-        required: true
     inputs:
       lightning-version:
         type: string
@@ -305,7 +301,7 @@ jobs:
         with:
           fail_ci_if_error: true
           verbose: true
-          token: ${{ secrets.codecov_token }}
+          token: ${{ secrets.CODECOV_TOKEN }}
       
       - name: Cleanup
         if: always()
@@ -332,7 +328,7 @@ jobs:
         with:
           fail_ci_if_error: true
           verbose: true
-          token: ${{ secrets.codecov_token }}
+          token: ${{ secrets.CODECOV_TOKEN }}
 
       - name: Cleanup
         if: always()
diff --git a/.github/workflows/tests_windows.yml b/.github/workflows/tests_windows.yml
index 3677625c13..b31ff91c9a 100644
--- a/.github/workflows/tests_windows.yml
+++ b/.github/workflows/tests_windows.yml
@@ -1,10 +1,6 @@
 name: Testing (Windows)
 on:
   workflow_call:
-    secrets:
-      codecov_token:
-        description: The codecov token to use when uploading coverage files
-        required: true
     inputs:
       lightning-version:
         type: string
@@ -269,4 +265,5 @@ jobs:
         uses: codecov/codecov-action@v4
         with:
           fail_ci_if_error: true
-          token: ${{ secrets.codecov_token }}
\ No newline at end of file
+          verbose: true
+          token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/.github/workflows/tests_without_binary.yml b/.github/workflows/tests_without_binary.yml
index 27d519a4f6..c061e64d7d 100644
--- a/.github/workflows/tests_without_binary.yml
+++ b/.github/workflows/tests_without_binary.yml
@@ -1,10 +1,6 @@
 name: Testing without binary
 on:
   workflow_call:
-    secrets:
-      codecov_token:
-        description: The codecov token to use when uploading coverage files
-        required: true
     inputs:
       lightning-version:
         type: string
@@ -117,4 +113,5 @@ jobs:
         with:
           files: ./main/coverage.xml
           fail_ci_if_error: true
-          token: ${{ secrets.codecov_token }}
\ No newline at end of file
+          verbose: true
+          token: ${{ secrets.CODECOV_TOKEN }}