Find the version of macOS that you want to install, and then click its accompanying ‘Install’ button. This will download the installer to your Mac’s ‘Applications’ folder. Once you have the necessary installer, it’s time to transform your USB drive into a bootable installer. Note that...
Before we teach youhow to reinstall macOS X, there are certain vital things that you need to consider. Mostly, it takes30 minutes to 3 hoursto reinstall macOS (the exact time would vary among different OS and system models). Therefore, your Mac should be charged enough to complete the ins...
As you’re going to completely clean install macOS Monterey, your computer’s drive and all of the files stored on it will be completely wiped and replaced by the new operating system. As you can imagine, that means that before attempting to use your USB installer that you’ll want to en...
Here’s how to instal your new macOS on the non-startup disk. 1. Erase your non-startup disk drive Before you install the new OS on it, you need to erase all data on the drive you’ve chosen for it. To completely remove data with Disk Utility choose the volume you’d like to ...
Note that if you erased your M1 Mac before updating to macOS Big Sur 11.0.1, you might be unable to reinstall macOS from macOS Recovery. A message might say "An error occurred while preparing the update. Failed to personalize the software update. Please try again." If this...
Reinstall macOS How I can reinstall macOS high Sierra by internet 4 years ago 245 1 can I reinstall only Mac OS high Sierra from time machine after the Mac HD has been completely erased/ can I reinstall only Mac OS high Sierra from time machine after the Mac HD has been completely er...
Step 4. You will now see the Apple logo on the display. Wait for it to load completely and you will be presented with a bunch of more options (obviously) Step 5. You can either erase your disk first by clicking onDisk Utilityor just click onReinstall macOSto install a fresh copy ...
How to Enter macOS Recovery Follow these steps to start up your computer in macOS Recovery. Shut down your Mac if it's already on by clicking the Apple symbol in the menu bar and selecting Shut Down. When your Mac has shut down completely, press and hold the power button until "Loading...
If you want to install Monterey to a non-Apple SSD, you need to reinstall the original SSD, install macOS 12 on it to get the EFI update, then switch back to the non-Apple SSD. However, if you are using an Apple SSD, to resolve these Catalina to Monterey upgrade issues, you are ...
This option to erase the data on your Mac doesn't require you to reinstall the operating system when it's done. It only erases user data and retains macOS in the process. Prior to Monterey, users had to reinstall the OS every time they erase their content and settings. Additionally, the...