Apple on Monday released an update to macOS High Sierra. The
update comes on the heels of
iO 11.4.1, watchOS 4.3.2, and tvOS 11.4.1, which were
released earlier in the day.
AirPlay users will want to install this update sooner than
later. MacOS High Sierra 10.13.6 includes AirPlay 2
multi-room support, so you can now play music on multiple
AirPlay 2 speakers and control them on the Mac.
According to the release notes, the 10.13.6 update also:
- Fixes an issue that may prevent Photos from recognizing
AVCHD media form some cameras
- Fixes an issue that may prevent Mail users form moving a
message from Gmail to another account
The update also includes a number of security updates that
Apple details in a release note.
How to install the macOS High Sierra 10.13.6 update
Before updating, perform a backup of you Mac. Then follow the
1. Click on the menu, select About this Mac, and
then in the Overview section, click the Software
Updatebutton. Or you can launch the App Store app in your
2. In the App Store app, click on Updates at the top
of the app.
3. An entry for “macOS High Sierra 10.13.6 Update” should
appear. If you don’t see it, click on Store >
Reload Page or press Command-R.
4. Click on the Update button to the right of the
entry. The update will take several minutes and your Mac will
need to restart.