diff --git a/.github/workflows/build_all.yml b/.github/workflows/build_all.yml
index 3c55bd7088..faf40d7f6d 100644
--- a/.github/workflows/build_all.yml
+++ b/.github/workflows/build_all.yml
@@ -47,9 +47,9 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - os: ubuntu-20.04
-          - os: ubuntu-24.04
-          - os: windows-latest
+          # - os: ubuntu-20.04
+          # - os: ubuntu-24.04
+          # - os: windows-latest
           - os: macos-14
             arch: arm64
     uses: ./.github/workflows/build_check_cache.yml
@@ -58,64 +58,64 @@ jobs:
       arch: ${{ matrix.arch }}
       build-deps-only: ${{ inputs.build-deps-only || false }}
     secrets: inherit
-  flatpak:
-    name: "Flatpak"
-    container:
-      image: ghcr.io/flathub-infra/flatpak-github-actions:gnome-46
-      options: --privileged
-      volumes:
-        - /usr/local/lib/android:/usr/local/lib/android
-        - /usr/share/dotnet:/usr/share/dotnet
-        - /opt/ghc:/opt/ghc1
-        - /usr/local/share/boost:/usr/local/share/boost1
-    strategy:
-      matrix:
-        variant:
-          - arch: x86_64
-            runner: ubuntu-24.04
-          - arch: aarch64
-            runner: ubuntu-24.04-arm
-    runs-on: ${{ matrix.variant.runner }}
-    env:
-      date:
-      ver:
-      ver_pure:
-    steps:
-    - name: "Remove unneeded stuff to free disk space"
-      run:
-        rm -rf /usr/local/lib/android/* /usr/share/dotnet/* /opt/ghc1/* "/usr/local/share/boost1/*"
-    - uses: actions/checkout@v4
-    - name: Get the version and date
-      run: |
-        ver_pure=$(grep 'set(SoftFever_VERSION' version.inc | cut -d '"' -f2)
-        if [[ "${{ github.event_name }}" == "pull_request" ]]; then
-          ver="PR-${{ github.event.number }}"
-        else
-          ver=V$ver_pure
-        fi
-        echo "ver=$ver" >> $GITHUB_ENV
-        echo "ver_pure=$ver_pure" >> $GITHUB_ENV
-        echo "date=$(date +'%Y%m%d')" >> $GITHUB_ENV
-      shell: bash
-    - uses: flathub-infra/flatpak-github-actions/flatpak-builder@master
-      with:
-        bundle: OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak
-        manifest-path: flatpak/io.github.softfever.OrcaSlicer.yml
-        cache: true
-        arch: ${{ matrix.variant.arch }}
-        upload-artifact: false
-    - name: Upload artifacts Flatpak
-      uses: actions/upload-artifact@v4
-      with:
-        name: OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak
-        path: '/__w/OrcaSlicer/OrcaSlicer/OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak'
-    - name: Deploy Flatpak to nightly release
-      if: ${{github.ref == 'refs/heads/main'}}
-      uses: WebFreak001/deploy-nightly@v3.2.0
-      with:
-        upload_url: https://uploads.github.com/repos/SoftFever/OrcaSlicer/releases/137995723/assets{?name,label}
-        release_id: 137995723
-        asset_path: /__w/OrcaSlicer/OrcaSlicer/OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak
-        asset_name: OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak
-        asset_content_type: application/octet-stream
-        max_releases: 1 # optional, if there are more releases than this matching the asset_name, the oldest ones are going to be deleted
+  # flatpak:
+  #   name: "Flatpak"
+  #   container:
+  #     image: ghcr.io/flathub-infra/flatpak-github-actions:gnome-46
+  #     options: --privileged
+  #     volumes:
+  #       - /usr/local/lib/android:/usr/local/lib/android
+  #       - /usr/share/dotnet:/usr/share/dotnet
+  #       - /opt/ghc:/opt/ghc1
+  #       - /usr/local/share/boost:/usr/local/share/boost1
+  #   strategy:
+  #     matrix:
+  #       variant:
+  #         - arch: x86_64
+  #           runner: ubuntu-24.04
+  #         - arch: aarch64
+  #           runner: ubuntu-24.04-arm
+  #   runs-on: ${{ matrix.variant.runner }}
+  #   env:
+  #     date:
+  #     ver:
+  #     ver_pure:
+  #   steps:
+  #   - name: "Remove unneeded stuff to free disk space"
+  #     run:
+  #       rm -rf /usr/local/lib/android/* /usr/share/dotnet/* /opt/ghc1/* "/usr/local/share/boost1/*"
+  #   - uses: actions/checkout@v4
+  #   - name: Get the version and date
+  #     run: |
+  #       ver_pure=$(grep 'set(SoftFever_VERSION' version.inc | cut -d '"' -f2)
+  #       if [[ "${{ github.event_name }}" == "pull_request" ]]; then
+  #         ver="PR-${{ github.event.number }}"
+  #       else
+  #         ver=V$ver_pure
+  #       fi
+  #       echo "ver=$ver" >> $GITHUB_ENV
+  #       echo "ver_pure=$ver_pure" >> $GITHUB_ENV
+  #       echo "date=$(date +'%Y%m%d')" >> $GITHUB_ENV
+  #     shell: bash
+  #   - uses: flathub-infra/flatpak-github-actions/flatpak-builder@master
+  #     with:
+  #       bundle: OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak
+  #       manifest-path: flatpak/io.github.softfever.OrcaSlicer.yml
+  #       cache: true
+  #       arch: ${{ matrix.variant.arch }}
+  #       upload-artifact: false
+  #   - name: Upload artifacts Flatpak
+  #     uses: actions/upload-artifact@v4
+  #     with:
+  #       name: OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak
+  #       path: '/__w/OrcaSlicer/OrcaSlicer/OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak'
+  #   - name: Deploy Flatpak to nightly release
+  #     if: ${{github.ref == 'refs/heads/main'}}
+  #     uses: WebFreak001/deploy-nightly@v3.2.0
+  #     with:
+  #       upload_url: https://uploads.github.com/repos/SoftFever/OrcaSlicer/releases/137995723/assets{?name,label}
+  #       release_id: 137995723
+  #       asset_path: /__w/OrcaSlicer/OrcaSlicer/OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak
+  #       asset_name: OrcaSlicer-Linux-flatpak_${{ env.ver }}_${{ matrix.variant.arch }}.flatpak
+  #       asset_content_type: application/octet-stream
+  #       max_releases: 1 # optional, if there are more releases than this matching the asset_name, the oldest ones are going to be deleted