### Improvements

*   iOS: Expose APIs that allow changing home button hiding and system gesture deferral properties on runtime.

### Fixes

*   ([941945](https://issuetracker.unity3d.com/product/unity/issues/guid/941945/)) - Animation: Improved fix for creating an ongoing transition.
*   (967382) - Animation: Fixed an issue that was causing the Editor to throw an exception when selecting animator transitions in an undocked preview window.
*   (973917) - Asset import: Fixed bug with import of FBX with custom framerate generating animationClips with an incorrect framerate.
*   (975345) - Audio: Fixed a crash in AudioLowPassFilter on Nintendo Switch.
*   ([959444](https://issuetracker.unity3d.com/product/unity/issues/guid/959444/)) - Build Pipeline: Improved player and asset bundle build performance for large builds.
*   (953940) - Cache Server: Fixed an issue which caused the Unity client to hang indefinitely.
*   ([975920](https://issuetracker.unity3d.com/product/unity/issues/guid/975920/)) - Editor: Fixed lightingdata.asset files getting re-opened in text mode in certain situations.
*   ([946550](https://issuetracker.unity3d.com/product/unity/issues/guid/946550/)) - GI: Fixed editor crash when when deleting a prefab which is used as a tree in Terrain inspector.
*   ([957651](https://issuetracker.unity3d.com/product/unity/issues/guid/957651/)) - IL2CPP: Fixed a crash on iOS which can occur when a device is awakened during a blocking socket call with a SIGPIPE signal.
*   ([962771](https://issuetracker.unity3d.com/product/unity/issues/guid/962771/)) - IL2CPP: Work around for a C++ compiler bug in the Android r13b NDK that could cause the NullCheck method to be incorrectly removed from the - resulting binary.
*   (980362) - iOS: Fix iOS 11 crash when application is launched from URL and airplay screen mirroring is enabled.
*   (980303) - iOS: Allow landscape startup on iOS11.
*   (956318) (57809) - iOS: Fixed trampoline calling UI methods (\[UIApplication delegate\]) from a background thread.
*   (913856) (57503) - iOS: Fixed locked orientation app getting rotations from portrait to landscape when sharing to another app on iOS 8 & 9
*   (979005) (58588) - iOS: Fixed problem with missing keyboard Done/Cancel buttons for iPhone X.
*   (None) - Package Manager: Fixed editor not starting because of custom proxy configuration on host machine.
*   ([966306](https://issuetracker.unity3d.com/product/unity/issues/guid/966306/)) - Particles: Fixed emission properties being incorrectly upgraded from previous Unity versions.
*   ([930358](https://issuetracker.unity3d.com/product/unity/issues/guid/930358/)) - Scripting: Fixed crash when using GitHub for Unity.
*   ([962764](https://issuetracker.unity3d.com/product/unity/issues/guid/962764/)) - Terrain: Fixed default smoothness for terrain without a texture.
*   ([966790](https://issuetracker.unity3d.com/product/unity/issues/guid/966790/)) - Universal Windows Platform: Fixed NotSupportedException being thrown on UWP builds with .NET scripting backend enabled when using Timeline.
*   (955086) - Universal Windows Platform: Fixed NavMeshObstacles being ignored on 64-bit master builds
*   (949806) (934783) - Universal Windows Platform: Fixed debugging scripts on .NET scripting backend
*   ([953086](https://issuetracker.unity3d.com/product/unity/issues/guid/953086/)) - Windows: Fixed game window not getting minimized when using exclusive fullscreen mode on Windows key press.
*   ([964052](https://issuetracker.unity3d.com/product/unity/issues/guid/964052/)) - Windows: Fixed executable not having Unity version info.
*   (None) - XR: Fixed a random crash in Windows Mixed Reality.
*   (969944) - XR: Fixed tracking loss never recovers in Windows Mixed Reality.
*   (963320) - XR: Fixed issue with grabpass when used single-pass stereo rendering.
*   (970906) - XR: Fixed ScreenCapture.CaptureScreenshot() captures stereo instancing screenshots incorrectly.
*   (971944) - XR: Fixed shaders targeting XR platforms being included in builds where XR support is disabled.
*   (None) - XR: Fixed a regression that would cause BEV cameras not to track properly.

Revision: 1dc514532f08