MacOS 10.13.6

macOS 10.13.6 is an update to macOS High Sierra (10.13) that was released by Apple on July 9, 2018.
==Features==
This update:
*Adds AirPlay 2 multiroom audio support for iTunes and improves the stability and security of your Mac. 
**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.
:See Apple Security Updates for detailed information about the security content of this update.
===Supplemental updates===
*Two supplemental updates were released in August 2018 to address thermal stability issues with 2018 MacBook Pro models with Touch Bars.
==External links==
*About the macOS High Sierra 10.13.6 Update at Apple Support (2018-07-09, archived 2018-07-10)
**Download macOS High Sierra 10.13.6 Supplemental Update 2 for MacBook Pro (2018-08-28)
Category:macOS 10.13
Category:2018 introductions