Apple Seeds New Beta of macOS Sierra 10.12.2 to Developers

Apple has released a new beta of macOS Sierra 10.12.2 to developers for testing purposes. The latest beta contains a number of security, stability, and performance improvements and has a build number 16C63a.

The macOS Sierra 10.12.2 update improves the stability, compatibility, and security of your Mac.

macOS Sierra 10.12.2 has fixed a number of issues including the graphics issues on new 13-inch and 15-inch MacBook Pro units. There are also some new emojis and other under-the-hood enhancements.

If you have a developer account and a compatible Mac computer, you can download and install the latest beta using the MacOS Sierra Developer Beta Access Utility. macOS Sierra 10.2.2 is compatible with 2009 Mac computers or newer.

Additional information about macOS Sierra 10.11.2 is available on Apple’s developer portal. Don’t forget to back up important files before the update.