### Improvements

*   Mobile: Improved ping performance on Android devices supporting ICMP sockets, see the documentation for more information.
*   UI: Improved canvas inspector to show a warning when set to screen space overlay if the project is using VR.

### Fixes

*   (1027547([1018697](https://issuetracker.unity3d.com/product/unity/issues/guid/1018967/))) - Android: Fixed to only include selected abi's from an .aar plugin.
*   (1013708([984292](https://issuetracker.unity3d.com/product/unity/issues/guid/984292/))) - Android: Fixed black screen on Adreno GPU when using postprocessing stack and GLES2 graphics API.
*   ([1014724](https://issuetracker.unity3d.com/product/unity/issues/guid/1014724/)) - Asset Import: Fixed push pull dilation not being applied when importing lightmaps.
*   (None) - Build: Fixed build is no longer strict.
*   ([805844](https://issuetracker.unity3d.com/product/unity/issues/guid/805844/)) - DirectX: Fixed running player on fullscreen exclusive mode shows black screen.
*   ([1000350](https://issuetracker.unity3d.com/product/unity/issues/guid/1000350/)) - GI: Fixed rare crash when seam stitching is enabled on object packed to the boundary of a lightmap.
*   (1018879([934897](https://issuetracker.unity3d.com/product/unity/issues/guid/934897/))) - Graphics: Fixed rare deadlock in CreateGpuProgram when graphics jobs are enabled.
*   ([1006887](https://issuetracker.unity3d.com/product/unity/issues/guid/1006887/)) - Launcher: Fixed editor crashing while loading a project if you quit Unity Hub.
*   ([978602](https://issuetracker.unity3d.com/product/unity/issues/guid/978602/)) - Mobile: Fixed screen flicker when launching Handheld.PlayFullScreenMovie.
*   ([962027](https://issuetracker.unity3d.com/product/unity/issues/guid/962027/)) - Physics: Fixed cloth losing it's constraints when active on cloth component attached to a skinned mesh renderer.
*   ([1026779](https://issuetracker.unity3d.com/product/unity/issues/guid/1026779/)) - UI: Fixed nested GameObjects without a Layout Element will effect a Layout Groups arranagement after being disabled and enabled.
*   ([976010](https://issuetracker.unity3d.com/product/unity/issues/guid/976010/)) - Web: Fixed crash when aborting AssetBundle download using UnityWebRequest.