Good luck, and let us know how it goes! Report your results here. Testing is now underway- this post will be updated. You may then re-create your UniBeast installation USB. As of macOS 10.12.4, released on Monday, a new keystroke combination at launch will allow Macs to netboot, and download the latest OS compatible with a computer when performing a recovery.
#Upgrade mac os 10.12 install
The updated 10.12.2 Install macOS Sierra App can be found in the Applications folder. Install macOS Sierra App has been updated - If you downloaded macOS Sierra from the App Store prior to today, and you want to have the latest version on your backup installer USB, simply log into the Mac App Store and click Download.If you enabled Realtek onboard audio using MultiBeast or the cloverALC script, no changes will be necessary. To upgrade from Sierra to High Sierra you need to download and run the full High Sierra installer app. This update will replace your audio drivers. The High Sierra 10.13.6 Combo Update is to update High Sierra not to update from 10.12.6.However, the need to check battery life, as well as how much battery is left is not. Therefore, to the macOS Sierra version 10.12.2 this feature has been turned off completely.