AirPlay 2 for iTunes:
- Control your home audio system and AirPlay 2-enabled speakers throughout your
house.
- Play music at the same time on multiple AirPlay 2-enabled speakers in your
house, all in sync.
Other improvements and fixes:
- Fixes an issue that may prevent Photos from recognizing AVCHD media from some
cameras.
- Fixes an issue that may prevent Mail users from moving a message from Gmail
to another account.
主要是AirPlay 2 的相关更新，还有稳定性更新
目前使用上都正常