Can i revert back high sierra macbook air
- CAN I REVERT BACK HIGH SIERRA MACBOOK AIR MAC OS X
- CAN I REVERT BACK HIGH SIERRA MACBOOK AIR INSTALL
If all else fails, you can try restoring the Mac with a backup made from Time Machine to a date prior to installing 10.13.4, assuming you made one anyway (one of the many reasons regular backups are so important!).
CAN I REVERT BACK HIGH SIERRA MACBOOK AIR MAC OS X
Reinstalling Mac OS X through Recovery Mode is a tried and true troubleshooting approach for situations where the system software will not function as intended or won’t boot at all. Nonetheless it’s critical to have a backup of your data available just in case something goes haywire.
CAN I REVERT BACK HIGH SIERRA MACBOOK AIR INSTALL
Reinstalling macOS will just install a new copy of system software, it should not change any user files, applications, or data aside from system software. Choose “Reinstall macOS” from the macOS Utilities screen.Reboot the Mac and hold down Command + R keys to boot into Recovery Mode.If the Mac will not boot, you may need to reinstall Mac OS through Recovery Mode: If the Mac won’t boot as usual, try reinstalling Mac OS through Recovery Mode The Mac will reboot when updating has completed. Using combo updates to install Mac OS updates is pretty straight forward process, similar to running any other application installer. The Combo Update can be installed directly atop a prior macOS 10.13.x version. Click here to get the macOS 10.13.4 Combo Update package from Apple.If installation fails but the Mac is still usable as normal, try running the 10.13.4 Combo Update: If the Mac boots as usual, try the Combo Update Ideally you’d have made a backup before installing the system software update to begin with, which then allows you to roll back to that prior backup in the event neither of the following approaches work to resolve the problem. We’re going to focus on two main approaches running the update again (if it’s a general failure upon attempting to install from the App Store) or by trying to install macOS 10.13.4 with the macOS High Sierra 10.13.4 Combo Update package instead of through the Mac App Store, or simply choosing to reinstall macOS system software.īefore beginning any of these troubleshooting steps you should have a complete backup made of the Mac. If you have encountered an error or a failure when trying to update macOS 10.13.4 system software, you may be able to easily correct the problem by running through the troubleshooting steps detailed below.