.NET 10.0 Preview 3

Release

What's Changed

• Update branding to release/10.0-preview3  by @siagupta0202 in #10474
• Makes Margin and Padding of ListViewItem and ListBoxItem as DynamicResource by @siagupta0202 in #10469
• ItemsControl and UserControl for fluent by @siagupta0202 in #10465
• Adds reference to ItemsControl and UserControl xaml files in Fluent.xaml by @siagupta0202 in #10485
• Adding style for Thumb in fluent by @siagupta0202 in #10468
• Adds style for Gridsplitter in fluent by @siagupta0202 in #10479
• [main] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #10475
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10482
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10484
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10487
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10490
• Change lookup path of binaries: wpf-debug.targets by @harshit7962 in #10478
• Adding style for Hyperlink in fluent by @siagupta0202 in #10499
• Adds style for StatusBarItem in fluent by @siagupta0202 in #10501
• Adds style for GroupBox in fluent by @siagupta0202 in #10504
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10508
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10496
• Adds style for Resizegrip in fluent by @siagupta0202 in #10511
• [Managed DWrite] Migrate FontCollectionLoader to managed by @ThomasGoulet73 in #6260
• Make Dynamic Resource Optmization as Opt-Int by @harshit7962 in #10516
• Establish Code Coverage for wpf by @singhashish-wpf in #10514
• [Cleanup] Use named arguments in PresentationCore by @ThomasGoulet73 in #10321
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10512
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10515
• Fix DependencyProperty test by @ThomasGoulet73 in #10522
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10521
• [StyleCleanUp] Convert typeof(Foo).Name to nameof(Foo) (IDE0082) by @h3xds1nz in #10266
• Simplify CriticalCopyPixels in BitmapSource by removing duplicate type checks by @h3xds1nz in #9395
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10527
• Enable SA1000: Spacing around keywords by @xtqqczze in #10446
• Replace Interlocked.{Compare}Exchange Int32 overloads with generic variants by @h3xds1nz in #9480
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10530
• [main] Force an x64 runtime install by @github-actions in #10525
• Add a few Clipboard tests by @JeremyKuhne in #10507
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10533
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10534
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10535
• Live filtering race condition fix by @miloush in #9849
• Fix IndexOutOfRangeException/Infinite loop in UpdateComponent (Track control) by @h3xds1nz in #9934
• Use shared DataFormats code by @JeremyKuhne in #10391
• Fix missing RecognizesAccessKey property on Fluent controls by @h3xds1nz in #10073
• Remove double lookups on SizeLimitedCache<K, V>, improve performance by @h3xds1nz in #9949
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10536
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10537
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10548
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10547
• Updates styling for different controls in ToolBar in Fluent by @siagupta0202 in #10545
• Sets the FontWeight of ToolTip as Normal by @siagupta0202 in #10546
• Removes MappingMode from LinearGradientBrush in HasRealizationContextChanged by @dipeshmsft in #10506
• Run DesignTimeMarkupCompilation when DesignTimeBuild is set. by @JoeRobich in #10489
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10552
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10551
• Fix FontSource/FontFileStream embedded resource memory leak by @h3xds1nz in #9948
• Make sure to ContinueOnError when DesignTimeBuild is true by @sharwell in #9604
• Fixed elevation border brush for Light and Dark theme by @dipeshmsft in #10567
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10563
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10560
• Adding style for Frame in fluent by @siagupta0202 in #10577
• Adds missing style for NavigationWindow in fluent by @siagupta0202 in #10580
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10585
• Adds style for DocumentViewer in Fluent by @siagupta0202 in #10584
• Update branding to release/10.0-preview4 by @siagupta0202 in #10587
• Fixing button border brush and other resource usage by @dipeshmsft in #10578
• Changes trigger for GridSplitter thumb inversion by @siagupta0202 in #10590
• Fix flaky test failures on x86 leg by @singhashish-wpf in #10591
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10594
• [main] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #10588
• Localized file check-in by OneLocBuild Task: Build definition ID 217: Build ID 2666966 by @dotnet-bot in #10573
• [StyleCleanUp] Add missing accessibility modifiers on members (IDE0040) by @h3xds1nz in #10021
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10605
• [main] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #10598
• [StyleCleanUp] Fix spacing around keywords (SA1000) by @h3xds1nz in #10602
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10614
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10627
• Update Coverlet version and revert ContentType changes from #10514 by @h3xds1nz in #10625
• Optimize parsing and serialization of generic type names in Xaml, decrease allocs by @h3xds1nz in #9940
• Replace use of ArrayList with List in BamlMapTable for performance by @h3xds1nz in #9967
• Add BitmapImage initialization tests validating fix in #10428 by @h3xds1nz in #10623
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10634
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10638
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10645
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10651
• Explicitly set PackageProjectUrl by @mmitche in #10661
• Fixes color for AccentButtonBackgroundPressed in HC mode and sets Foreground for MouseOver trigger in AccentButtonStyle by @siagupta0202 in #10655
• Making visibility of ScrollViewer as Auto in ComboBox by @siagupta0202 in #10660
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in https://github.com/dotnet/...

.NET 8.0.15

Release

What's Changed

• [release/8.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10454
• Update branding to 8.0.15 by @vseanreesermsft in #10540
• Merging internal commits for release/8.0 by @vseanreesermsft in #10555
• [release/8.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10561
• [release/8.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10586

Full Changelog: v8.0.14...v8.0.15

.NET 10.0 Preview 2

Release

What's Changed

• Update branding to release/10.0-preview2 by @harshit7962 in #10340
• Updating KeyTime of Expander by @siagupta0202 in #10343
• Fix unit tests native dependencies by @ThomasGoulet73 in #10338
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10291
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10342
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10350
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10352
• Fix RemoveWriterByIndex bug, replace ArrayList in BitmapMetadataBlockWriter by @h3xds1nz in #9871
• Optimize parsing and conversion in DurationConverter, reduce allocations by @h3xds1nz in #9768
• [StyleCleanUp] Addressing IDE warnings by @siagupta0202 in #10185
• Improve start-up time by not using LINQ-Reflection combo for AccessibilityFeatures by @h3xds1nz in #9712
• fix: stelling and grammar in developer-guide.md by @SergeCroise in #10362
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10363
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10364
• Localized file check-in by OneLocBuild Task: Build definition ID 217: Build ID 2631282 by @dotnet-bot in #10331
• [StyleCleanUp] Address IDE warnings Part 3 by @harshit7962 in #10188
• [StyleCleanUp] Addressing CA warnings Part 2 by @himgoyalmicro in #10186
• Localized file check-in by OneLocBuild Task: Build definition ID 217: Build ID 2631420 by @dotnet-bot in #10365
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10378
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10367
• Replace boxing ArrayLists in UIAutomationClientSideProviders (ClickablePoint) by @h3xds1nz in #9430
• Replace boxing ArrayLists in UIAutomationClientSideProviders (hWnd proxies) by @h3xds1nz in #9388
• Optimize working with filters and extensions in FileDialog, decrease allocations by @h3xds1nz in #9599
• Optimize PixelFormat creation and PixelFormatConverter conversion speed by @h3xds1nz in #9861
• Replace GCHandle allocs for short-term pinning with fixed statements by @h3xds1nz in #9365
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10383
• Optimize ResourceContainer/AssemblyLoadEventHandler methods, remove allocs by @h3xds1nz in #9822
• [StyleCleanUp] Addressing CA warnings Part 1 by @himgoyalmicro in #10144
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10389
• Create arch neutral packages when building inside the VMR by @ViktorHofer in #10405
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10399
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10395
• Localized file check-in by OneLocBuild Task: Build definition ID 217: Build ID 2635399 by @dotnet-bot in #10406
• Adding Default Style key for Label by @siagupta0202 in #10409
• Remove unnecessary S.R.CompilerServices.Unsafe packageref by @ViktorHofer in #10404
• Fix the ArtifactsPackagingDir on win-x64 by @ViktorHofer in #10411
• fix: spelling of required in gen-api.md by @SergeCroise in #10416
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10414
• Fix build binlog overwritten by test step by @ViktorHofer in #10410
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10418
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10419
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10424
• Fix crash if bitmapStream is null by @bgrainger in #10428
• Fix MilCodeGen and Csp build by @ThomasGoulet73 in #10417
• Normalize start Text pointer to support Text Cursor Indicator by @harshit7962 in #10333
• Remove deprecated .Net runtime by @ThomasGoulet73 in #10423
• Sync MilCodeGen to generated code by @ThomasGoulet73 in #10430
• Run MilCodeGen for WindowsBase by @ThomasGoulet73 in #10433
• Run MilCodeGen for PresentationFramework by @ThomasGoulet73 in #10435
• Disable code analysis for generated code by @ThomasGoulet73 in #10337
• Run MilCodeGen for Shared by @ThomasGoulet73 in #10432
• Run MilCodeGen for PresentationCore by @ThomasGoulet73 in #10434
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10438
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10440
• Run MilCodeGen for WpfGfx by @ThomasGoulet73 in #10431
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10447
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10450
• [main] Update dependencies from dotnet/arcade by @dotnet-maestro in #10455
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10453
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10460
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10462
• Fixed cursor type in CheckBox, ToolBar and DataGrid by @dipeshmsft in #10441
• [main] Update dependencies from dotnet/winforms by @dotnet-maestro in #10472
• Use ReadOnlyCollection.Empty by @ThomasGoulet73 in #10013
• Replace PartialList with ReadOnlyCollection by @ThomasGoulet73 in #9890
• [release/10.0-preview2] Update dependencies from dotnet/winforms by @dotnet-maestro in #10488
• Force an x64 runtime install by @mmitche in #10494
• [release/10.0-preview2] Update dependencies from dotnet/winforms by @dotnet-maestro in #10509
• [release/10.0-preview2] Update dependencies from dotnet/winforms by @dotnet-maestro in #10538
• [release/10.0-preview2] Update dependencies from dotnet/winforms by @dotnet-maestro in #10549
• [release/10.0-preview2] Update dependencies from dotnet/winforms by @dotnet-maestro in #10566

Full Changelog: v10.0.0-preview.1.25080.3...v10.0.0-preview.2.25163.5

.NET 9.0.4

Release

What's Changed

• Update branding to 9.0.4 by @vseanreesermsft in #10541
• Merging internal commits for release/9.0 by @vseanreesermsft in #10556

Full Changelog: v9.0.3...v9.0.4

.NET 9.0.3

Release

What's Changed

• [release/9.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10353
• Update branding to 9.0.3 by @vseanreesermsft in #10402
• [release/9.0] Updating KeyTime of Expander by @github-actions in #10345
• [release/9.0] Localized file check-in by OneLocBuild Task: Build definition ID 217: Build ID 2635399 by @github-actions in #10407
• Fix crash if bitmapStream is null. Fixes #10390 by @bgrainger in #10436
• Merging internal commits for release/9.0 by @vseanreesermsft in #10449
• [release/9.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10451

Full Changelog: v9.0.2...v9.0.3

.NET 8.0.14

Release

What's Changed

• Fix in .NET 8 for Inconsistent UI Issue due to incorrect localized string resources by @himgoyalmicro in #10327
• Update branding to 8.0.14 by @vseanreesermsft in #10401
• [release/8.0] Localized file check-in by OneLocBuild Task: Build definition ID 217: Build ID 2635399 by @github-actions in #10408
• Merging internal commits for release/8.0 by @vseanreesermsft in #10448

Full Changelog: v8.0.13...v8.0.14

.NET 10.0 Preview 1

Release

What's Changed

• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3347
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3348
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3349
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3351
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3354
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3357
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3361
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3362
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3365
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3888
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3889
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3895
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3896
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3897
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3899
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3900
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3901
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3905
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3906
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3910
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3911
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3912
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3913
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3879
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3916
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3917
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3922
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3924
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3925
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3914
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3927
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3931
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3933
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3935
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3937
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3938
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3939
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3940
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3941
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3942
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3945
• Fix a wrong property name in a comment by @ForNeVeR in #3926
• Add clearer win32 exception information in SplashScreen CreateWindow by @lindexi in #3923
• Fix Grid SetFinalSize method comment by @lindexi in #3909
• Use Array.Empty instead of creating list in ResourceDictionaryDiagnostics by @lindexi in #3851
• Remove backup file for solution by @kant2002 in #2965
• Set the lock object as readonly by @lindexi in #939
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3950
• Move remaining release/5.0 change to master: [release/5.0] Support source generators in WPF projects (#3846) [5.0.2 servicing] by @ryalanms in #3951
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3953
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3956
• added label "ResourceKey" to trace details when resource is not found by @TysonMN in #3493
• Call SHA1.HashData static helper instead of instantiating SHA1CSP by @GrabYourPitchforks in #3318
• Reduce memory usage by Array.Empty by @lindexi in #3085
• Remove always-true condition by @Youssef1313 in #3009
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3957
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3959
• Update documentation links to .NET SDK by @ryalanms in #3969
• Update Visual Studio link in readme to VS Preview by @ryalanms in #3970
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #3972
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3973
• Adjust project templates to support .NET 6.0 (and default to it) by @thomasclaudiushuber in #3976
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3980
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #3984
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3985
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3988
• Make CustomGuids as readonly by @lindexi in #3907
• Using readonly struct in WPF Ink module by @lindexi in #3908
• Special the capacity to improve performance by @lindexi in #3086
• Use the new Marshal.IsTypeVisibleFromCom Api by @lindexi in #3279
• Don't double import WinFX targets by @Nirmal4G in #2976
• Replace the Dictionary with HashSet in AppDomainShutdownMonitor by @lindexi in #3932
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #3992
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #4002
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #4001
• [master] Update dependencies from dotnet/arcade by @dotnet-maestro in #4005
• [master] Update dependencies from dnceng/internal/dotnet-wpf-int by @dotnet-maestro in #4006
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #4007
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #4012
• Remove unused local variable 'selfStyle' and related conditionals in System.Windows.StyleHelper.GetThemeStyle by @lindexi in #4010
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #4015
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #4018
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #4019
• [master] Update dependencies from dotnet/winforms by @dotnet-maestro in #4020
• Fix Style.cs comment by @lindexi in #4004
• Fi...

.NET 9.0.2

Release

What's Changed

• [release/9.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10217
• Update branding to 9.0.2 by @vseanreesermsft in #10234
• [release/9.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10261
• Merging internal commits for release/9.0 by @vseanreesermsft in #10278
• [release/9.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10292

Full Changelog: v9.0.1...v9.0.2

.NET 8.0.13

[Release](https://github.com/dotnet/core/releases/tag/v8.0.13

What's Changed

• Update branding to 8.0.13 by @vseanreesermsft in #10233
• [release/8.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10275
• Merging internal commits for release/8.0 by @vseanreesermsft in #10279

Full Changelog: v8.0.12...v8.0.13

.NET 9.0.1

Release

What's Changed

• Update branding to 9.0.1 by @vseanreesermsft in #10036
• Fix: Missing 'L' encoding-prefix for character literal by @harshit7962 in #10063
• Merging internal commits for release/9.0 by @vseanreesermsft in #10060
• [release/9.0] Update dependencies from dotnet/arcade by @dotnet-maestro in #10070
• [release/9.0] Fix: RadioButton incorrect Uncheck when VisualRoot is null by @github-actions in #10106
• Opt-In: Dynamic Resource Optimization in .NET 9 by @harshit7962 in #10115
• [.NET 9 ] Fluent Style Fixes : HC.xaml loading, disabled radiobutton UI etc. by @dipeshmsft in #10133
• [release/9.0] Modified Expander animation mechanism in Fluent to avoid Argument Null Exception by @github-actions in #10135
• [release/9.0] Fixes window backdrop and background in Windows 10 and window theme interactions with system changes by @dipeshmsft in #10136

Full Changelog: v9.0.0...v9.0.1