diff --git a/.github/workflows/test-install-qt.yml b/.github/workflows/test-install-qt.yml
index c862355..b35b412 100644
--- a/.github/workflows/test-install-qt.yml
+++ b/.github/workflows/test-install-qt.yml
@@ -8,19 +8,16 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, macOS-latest, ubuntu-latest]
-        py: [3.6, 3.9]
-        qtver: [5.9.9, 5.12.8, 5.15.2]
+        py: [3.9]
+        qtver: [5.9.9, 5.12.8, 6.1.0]
         include:
           - os: ubuntu-20.04
             py: 3.9
-            qtver: 6.0.1
-          - os: windows-latest
-            py: 3.9
-            qtver: 6.0.1
+            qtver: 6.1.0
         exclude:
-          - os: windows-latest
-            py: 3.6
-            qtver: 5.15.2
+          - os: ubuntu-latest
+            py: 3.9
+            qtver: 6.1.0
     steps:
       - uses: actions/checkout@v1
         with:
@@ -113,6 +110,8 @@ jobs:
             if qtver.startswith('6'):
               if platform == "windows-latest" and qtver.startswith('6'):
                 qmake = os.path.join(qtver, 'android_armv7', 'bin', 'qmake.bat')
+              elif platform == "macOS-latest" and qtver.startswith('6'):
+                qmake = os.path.join(qtver, 'ios', 'bin', 'qmake')
               else:
                 qmake = os.path.join(qtver, 'android_armv7', 'bin', 'qmake')
               try:
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index ff553a7..0e5ebf6 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -19,7 +19,7 @@ jobs:
 - job: MatricesGenerator
   displayName: Matrices Generator
   pool:
-    vmImage: 'ubuntu-18.04'
+    vmImage: 'ubuntu-20.04'
   steps:
     - task: UsePythonVersion@0
       inputs:
@@ -52,7 +52,7 @@ jobs:
 - job: Linux
   dependsOn: MatricesGenerator
   pool:
-    vmImage: 'ubuntu-18.04'
+    vmImage: 'ubuntu-20.04'
   strategy:
     matrix: $[ dependencies.MatricesGenerator.outputs['mtrx.linux'] ]
   steps:
@@ -92,7 +92,7 @@ jobs:
   displayName: Linux (source)
   variables:
     PYTHON_VERSION: '3.8'
-    QT_VERSION: 6.0.0
+    QT_VERSION: 6.1.0
     HOST: linux
     TARGET: desktop
     TOOL_NAME: src
diff --git a/ci/accelbubble.7z b/ci/accelbubble.7z
index a012e0d..585ac5d 100644
Binary files a/ci/accelbubble.7z and b/ci/accelbubble.7z differ
diff --git a/ci/generate_azure_pipelines_matrices.py b/ci/generate_azure_pipelines_matrices.py
index 78f4734..2d9e6ae 100644
--- a/ci/generate_azure_pipelines_matrices.py
+++ b/ci/generate_azure_pipelines_matrices.py
@@ -23,12 +23,12 @@ class PlatformBuildJobs:
 
 
 python_versions = [
-    '3.7',
+    '3.8',
 ]
 
 qt_versions = [
     '5.13.2',
-    '5.14.0'
+    '5.15.2'
 ]
 
 linux_build_jobs = []
@@ -53,31 +53,23 @@ for qt_version in qt_versions:
         BuildJob(qt_version, 'mac', 'desktop', 'clang_64', "clang_64")
     )
 
-# Mac iOS, android
-mac_build_jobs.extend(
-    [
-        BuildJob('5.15.2', 'mac', 'ios', 'ios', 'ios'),
-        BuildJob('5.14.2', 'mac', 'android', 'android', 'android')
-    ]
-)
-
 # Windows Desktop
 windows_build_jobs.extend(
     [
         BuildJob('5.14.2', 'windows', 'desktop', 'win64_msvc2017_64', 'msvc2017_64'),
         BuildJob('5.14.2', 'windows', 'desktop', 'win32_msvc2017', 'msvc2017'),
         BuildJob('5.13.2', 'windows', 'desktop', 'win64_msvc2015_64', 'msvc2015_64'),
-        BuildJob('5.15.0', 'windows', 'desktop', 'win64_mingw81', 'mingw81_64'),
+        BuildJob('5.15.2', 'windows', 'desktop', 'win64_mingw81', 'mingw81_64'),
         # Known issue with Azure-Pipelines environment: it has a pre-installed mingw81 which cause link error.
         # BuildJob('5.15.0', 'windows', 'desktop', 'win32_mingw81', 'mingw81_32'),
-        BuildJob('5.15.0', 'windows', 'desktop', 'win64_msvc2019_64', 'msvc2019_64', module='qcharts qtnetworkauth'),
+        BuildJob('5.15.2', 'windows', 'desktop', 'win64_msvc2019_64', 'msvc2019_64', module='qcharts qtnetworkauth'),
     ]
 )
 
 # Extra modules test
 linux_build_jobs.extend(
     [
-        BuildJob('5.15.0', 'linux', 'desktop', 'gcc_64', 'gcc_64', module='qcharts qtnetworkauth'),
+        BuildJob('5.15.2', 'linux', 'desktop', 'gcc_64', 'gcc_64', module='qcharts qtnetworkauth'),
         BuildJob('5.14.2', 'linux', 'desktop', 'gcc_64', 'gcc_64', module='all')
     ]
 )
@@ -87,19 +79,22 @@ mac_build_jobs.append(
 
 # WASM
 linux_build_jobs.append(
-    BuildJob('5.14.0', 'linux', 'desktop', 'wasm_32', "wasm_32")
+    BuildJob('5.14.2', 'linux', 'desktop', 'wasm_32', "wasm_32")
 )
 mac_build_jobs.append(
-    BuildJob('5.14.0', 'mac', 'desktop', 'wasm_32', "wasm_32")
-)
-windows_build_jobs.append(
-    BuildJob('5.14.2', 'windows', 'desktop', 'wasm_32', "wasm_32")
+    BuildJob('5.14.2', 'mac', 'desktop', 'wasm_32', "wasm_32")
 )
 
-# android
+# mobile SDK
+mac_build_jobs.extend(
+    [
+        BuildJob('5.15.2', 'mac', 'ios', 'ios', 'ios'),
+        BuildJob('6.1.0', 'mac', 'android', 'android_armv7', 'android_armv7')
+    ]
+)
 linux_build_jobs.extend(
     [
-        BuildJob('5.14.2', 'linux', 'android', 'android', 'android'),
+        BuildJob('6.1.0', 'linux', 'android', 'android_armv7', 'android_armv7')
     ]
 )
 
diff --git a/ci/steps.yml b/ci/steps.yml
index ee91caf..27aa278 100644
--- a/ci/steps.yml
+++ b/ci/steps.yml
@@ -18,6 +18,13 @@ steps:
       mkdir Qt
       cd Qt
       python -m aqt install $(QT_VERSION) $(HOST) $(TARGET) $(ARCH)
+      if [[ "$(TARGET)" == "android" || "$(TARGET)" == "ios" ]]; then
+        if [[ "$(HOST)" == "windows" ]]; then
+          python -m aqt install $(QT_VERSION) $(HOST) desktop mingw81_64 --archives qtbase
+        else
+          python -m aqt install $(QT_VERSION) $(HOST) desktop --archives qtbase
+        fi
+      fi
     workingDirectory: $(Build.BinariesDirectory)
     env:
       AQT_CONFIG: $(Build.SourcesDirectory)/ci/settings.ini
@@ -47,17 +54,6 @@ steps:
       AQT_CONFIG: $(Build.SourcesDirectory)/ci/settings.ini
     condition: and(not(variables['TOOL_NAME']), not(variables['EXTERNAL']), ne(variables['MODULE'], ''), eq(variables['SUBARCHIVES'], ''))
     displayName: Run Aqt (With modules)
-  - bash: |
-      number=$RANDOM
-      let "number %= 30"
-      sleep $number
-      mkdir Qt
-      python -m aqt install --outputdir $(Build.BinariesDirectory)/Qt $(QT_VERSION) $(HOST) $(TARGET) $(ARCH) -E "$(EXTERNAL)"
-    workingDirectory: $(Build.BinariesDirectory)
-    env:
-      AQT_CONFIG: $(Build.SourcesDirectory)/ci/settings.ini
-    condition: and(not(variables['TOOL_NAME']), variables['EXTERNAL'], eq(variables['SUBARCHIVES'], ''))
-    displayName: Run Aqt (With external 7zip)
   - bash: |
       number=$RANDOM
       let "number %= 30"