Apple Releases tvOS 9.2.1 Beta 4

Following the release of tvOS 9.2.1 Beta 3 late last week, the company has officially launched an all-new build of tvOS, tvOS 9.2.1 Beta 4 build number 13Y772, to developers for download and testing.

Similar to the previous tvOS 9.2.1 Beta 3, the fourth build of tvOS 9.2.1 Beta is also a minor update featuring:

  • Performance enhancements
  • Under-the-hood improvements
  • Bug fixes
tvOS 9.2.1 Beta 3 is now available to download through Software Update or via the tvOS Dev Center for registered developers.