diff --git a/.github/workflows/qctools.yml b/.github/workflows/qctools.yml
index a8b72c68b..45a87e11e 100644
--- a/.github/workflows/qctools.yml
+++ b/.github/workflows/qctools.yml
@@ -44,7 +44,7 @@ jobs:
 
     - name: Set Qt5 environment path
       run: |
-        echo "/usr/local/opt/qt5/bin" >> $GITHUB_PATH
+        echo "/usr/local/opt/qt@5/bin" >> $GITHUB_PATH
 
     - name: Build QCTools
       env:
@@ -63,7 +63,7 @@ jobs:
         compiler: ['clang-9']
         include:
           - compiler: clang-9
-            packages: llvm@9
+            packages: llvm@13
             env: { 'CC': 'clang-9', 'CXX': 'clang++-9', 'HOMEBREW_NO_INSTALL_CLEANUP': '1', 'HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK': '1' }
           - qt_version: "6.3.0"
             qt_modules: "qtmultimedia"
@@ -150,7 +150,7 @@ jobs:
 
     - name: Set Qt5 environment path
       run: |
-        echo "/usr/local/opt/qt5/bin" >> $GITHUB_PATH
+        echo "/usr/local/opt/qt@5/bin" >> $GITHUB_PATH
 
     - name: Build qwt
       run: |
@@ -192,7 +192,7 @@ jobs:
         compiler: ['clang-9']
         include:
           - compiler: clang-9
-            packages: llvm@9
+            packages: llvm@13
             env: { 'CC': 'clang-9', 'CXX': 'clang++-9', 'HOMEBREW_NO_INSTALL_CLEANUP': '1', 'HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK': '1' }
           - qt_version: "6.3.0"
             qt_modules: "qtmultimedia"
@@ -491,22 +491,16 @@ jobs:
         arch: win64_mingw81
         version: ${{ matrix.qt_version }}
 
-    - name: Install wget & unzip
-      run: |
-        choco install wget unzip xidel
-
     - name: Install FFmpeg
-      shell: cmd
+      shell: pwsh
       run: |
-        cd ..
-        xidel https://github.com/BtbN/FFmpeg-Builds/releases -e "//a[contains(@href, '-gpl-shared.zip')]/@href[1]" --silent > ffmpeg.url
-        xidel https://github.com/BtbN/FFmpeg-Builds/releases -e "(//a[contains(@href, '-gpl-shared.zip')])[1]/substring(., 0, string-length(.) - 3)" --silent > ffmpeg.name
-        set /P FFMPEG_URL=< ffmpeg.url
-        set /P FFMPEG_NAME=< ffmpeg.name
-        wget https://github.com%FFMPEG_URL%
-        unzip %FFMPEG_NAME%.zip
-        ren %FFMPEG_NAME% ffmpeg
-        dir ffmpeg
+        Set-Location ..
+        $json = $(curl -L -H "Accept: application/vnd.github+json" https://api.github.com/repos/BtbN/FFmpeg-Builds/releases/latest)
+        $ffmpeg_name = $($json | jq -r '.assets[] | select(.name | endswith("-gpl-shared-6.1.zip")).name | sub("\\.zip$";"")')
+        $ffmpeg_url = $($json | jq -r '.assets[] | select(.name | endswith("-gpl-shared-6.1.zip")).browser_download_url')
+        Invoke-WebRequest -Uri "$ffmpeg_url" -OutFile "$ffmpeg_name.zip"
+        Expand-Archive -Path "$ffmpeg_name.zip" -DestinationPath .
+        Rename-Item -Path "$ffmpeg_name" -NewName "ffmpeg"
 
     - name: Download and configure qwt
       run: |
@@ -579,22 +573,16 @@ jobs:
         version: ${{ matrix.qt_version }}
         modules: ${{ matrix.qt_modules }}
 
-    - name: Install wget & unzip
-      run: |
-        choco install wget unzip xidel
-
     - name: Install FFmpeg
-      shell: cmd
+      shell: pwsh
       run: |
-        cd ..
-        xidel https://github.com/BtbN/FFmpeg-Builds/releases -e "//a[contains(@href, '-gpl-shared.zip')]/@href[1]" --silent > ffmpeg.url
-        xidel https://github.com/BtbN/FFmpeg-Builds/releases -e "(//a[contains(@href, '-gpl-shared.zip')])[1]/substring(., 0, string-length(.) - 3)" --silent > ffmpeg.name
-        set /P FFMPEG_URL=< ffmpeg.url
-        set /P FFMPEG_NAME=< ffmpeg.name
-        wget https://github.com%FFMPEG_URL%
-        unzip %FFMPEG_NAME%.zip
-        ren %FFMPEG_NAME% ffmpeg
-        dir ffmpeg
+        Set-Location ..
+        $json = $(curl -L -H "Accept: application/vnd.github+json" https://api.github.com/repos/BtbN/FFmpeg-Builds/releases/latest)
+        $ffmpeg_name = $($json | jq -r '.assets[] | select(.name | endswith("-gpl-shared-6.1.zip")).name | sub("\\.zip$";"")')
+        $ffmpeg_url = $($json | jq -r '.assets[] | select(.name | endswith("-gpl-shared-6.1.zip")).browser_download_url')
+        Invoke-WebRequest -Uri "$ffmpeg_url" -OutFile "$ffmpeg_name.zip"
+        Expand-Archive -Path "$ffmpeg_name.zip" -DestinationPath .
+        Rename-Item -Path "$ffmpeg_name" -NewName "ffmpeg"
 
     - name: Download and configure qwt
       run: |
@@ -668,22 +656,16 @@ jobs:
       with:
         version: ${{ matrix.qt_version }}
 
-    - name: Install wget & unzip
-      run: |
-        choco install wget unzip xidel
-
     - name: Install FFmpeg
-      shell: cmd
+      shell: pwsh
       run: |
-        cd ..
-        xidel https://github.com/BtbN/FFmpeg-Builds/releases -e "//a[contains(@href, '-gpl-shared.zip')]/@href[1]" --silent > ffmpeg.url
-        xidel https://github.com/BtbN/FFmpeg-Builds/releases -e "(//a[contains(@href, '-gpl-shared.zip')])[1]/substring(., 0, string-length(.) - 3)" --silent > ffmpeg.name
-        set /P FFMPEG_URL=< ffmpeg.url
-        set /P FFMPEG_NAME=< ffmpeg.name
-        wget https://github.com%FFMPEG_URL%
-        unzip %FFMPEG_NAME%.zip
-        ren %FFMPEG_NAME% ffmpeg
-        dir ffmpeg
+        Set-Location ..
+        $json = $(curl -L -H "Accept: application/vnd.github+json" https://api.github.com/repos/BtbN/FFmpeg-Builds/releases/latest)
+        $ffmpeg_name = $($json | jq -r '.assets[] | select(.name | endswith("-gpl-shared-6.1.zip")).name | sub("\\.zip$";"")')
+        $ffmpeg_url = $($json | jq -r '.assets[] | select(.name | endswith("-gpl-shared-6.1.zip")).browser_download_url')
+        Invoke-WebRequest -Uri "$ffmpeg_url" -OutFile "$ffmpeg_name.zip"
+        Expand-Archive -Path "$ffmpeg_name.zip" -DestinationPath .
+        Rename-Item -Path "$ffmpeg_name" -NewName "ffmpeg"
 
     - name: Download and configure qwt
       run: |
@@ -761,22 +743,16 @@ jobs:
         version: ${{ matrix.qt_version }}
         modules: ${{ matrix.qt_modules }}
 
-    - name: Install wget & unzip
-      run: |
-        choco install wget unzip xidel
-
     - name: Install FFmpeg
-      shell: cmd
-      run: |
-        cd ..
-        xidel https://github.com/BtbN/FFmpeg-Builds/releases -e "//a[contains(@href, '-gpl-shared.zip')]/@href[1]" --silent > ffmpeg.url
-        xidel https://github.com/BtbN/FFmpeg-Builds/releases -e "(//a[contains(@href, '-gpl-shared.zip')])[1]/substring(., 0, string-length(.) - 3)" --silent > ffmpeg.name
-        set /P FFMPEG_URL=< ffmpeg.url
-        set /P FFMPEG_NAME=< ffmpeg.name
-        wget https://github.com%FFMPEG_URL%
-        unzip %FFMPEG_NAME%.zip
-        ren %FFMPEG_NAME% ffmpeg
-        dir ffmpeg
+      shell: pwsh
+      run: |
+        Set-Location ..
+        $json = $(curl -L -H "Accept: application/vnd.github+json" https://api.github.com/repos/BtbN/FFmpeg-Builds/releases/latest)
+        $ffmpeg_name = $($json | jq -r '.assets[] | select(.name | endswith("-gpl-shared-6.1.zip")).name | sub("\\.zip$";"")')
+        $ffmpeg_url = $($json | jq -r '.assets[] | select(.name | endswith("-gpl-shared-6.1.zip")).browser_download_url')
+        Invoke-WebRequest -Uri "$ffmpeg_url" -OutFile "$ffmpeg_name.zip"
+        Expand-Archive -Path "$ffmpeg_name.zip" -DestinationPath .
+        Rename-Item -Path "$ffmpeg_name" -NewName "ffmpeg"
 
     - name: Download and configure qwt
       run: |
diff --git a/Project/QtCreator/qctools-QtAVPlayer b/Project/QtCreator/qctools-QtAVPlayer
index d28e58b66..fea4ed2dc 160000
--- a/Project/QtCreator/qctools-QtAVPlayer
+++ b/Project/QtCreator/qctools-QtAVPlayer
@@ -1 +1 @@
-Subproject commit d28e58b66e2429f90ca6fa3265d030b6ecd71996
+Subproject commit fea4ed2dca930f79586c742dd9d6c047089ba494
diff --git a/Project/QtCreator/qctools-cli/qctools-cli.pro b/Project/QtCreator/qctools-cli/qctools-cli.pro
index 830268ba1..9170127c6 100644
--- a/Project/QtCreator/qctools-cli/qctools-cli.pro
+++ b/Project/QtCreator/qctools-cli/qctools-cli.pro
@@ -3,7 +3,7 @@ message('entering qctools-cli.pro')
 QT += core network
 QT -= gui
 
-CONFIG += c++11
+CONFIG += c++1z
 
 TARGET = qcli
 CONFIG += console
diff --git a/Project/QtCreator/qctools-gui/qctools-gui.pro b/Project/QtCreator/qctools-gui/qctools-gui.pro
index 493f7d5d7..2c7112ec7 100644
--- a/Project/QtCreator/qctools-gui/qctools-gui.pro
+++ b/Project/QtCreator/qctools-gui/qctools-gui.pro
@@ -7,7 +7,7 @@ greaterThan(QT_MAJOR_VERSION, 4): QT += widgets printsupport qml
 TARGET = QCTools
 TEMPLATE = app
 
-CONFIG += c++11 qt
+CONFIG += c++1z qt
 
 message("PWD = " $$PWD)
 
diff --git a/Project/QtCreator/qctools-lib/qctools-lib.pro b/Project/QtCreator/qctools-lib/qctools-lib.pro
index eb5af46fb..6c3dfec20 100644
--- a/Project/QtCreator/qctools-lib/qctools-lib.pro
+++ b/Project/QtCreator/qctools-lib/qctools-lib.pro
@@ -2,7 +2,7 @@ QT = core network multimedia concurrent
 
 TARGET = qctools
 TEMPLATE = lib
-CONFIG += c++11
+CONFIG += c++1z
 CONFIG += staticlib
 
 message('qctools-lib: including ffmpeg')