This applies to macOS 10.14 Mojave and above.Ħ - Once that is done > backup out of Disk Utilities and choose install macOS.ħ - Follow the prompts and it may automatically reboot several time.Ĩ - Upon a final reboot - Setup Assist will present with the newer version of macOS. > Only works on Intel Based Apple Computer > Disk Utilities > View > View ALL attached Drives.Ĥ - Choose the Upper Most Drive ( not the volumes indented and list below ).ĥ - The drive normally is called Apple Media or Apple SSD - that is the drive to Erase and format as APFS with the GUID Partition Map. When you’re ready, click the Restore button. Enter a name for your hard drive, format it as Mac OS Extended. Select your internal hard drive and click Erase. Restart your computer while holding Command+R to enter Recovery Mode. Back up your computer using Time Machine. Select the drive you wish to use as the destination for the restore this will normally be the startup drive you erased earlier. Here's how to downgrade from Catalina to Mojave by restoring your computer. Now in Recovery mode, choose Disk Utility from the options. For Intel Mac: immediately hold down the Command + R keys to boot your Mac into Recovery mode. Go to the Apple menu and choose restart, then hold down the Option key. For M1 Mac: immediately hold the Power button until you see the boot options, then choose Options and continue. If you have a Mac that didn’t ship with Mojave and you don’t use Time Machine to backup, you’ll need to reinstall Mojave from the bootable installer we created earlier. Time Machine will display a list of drives currently connected to your Mac. Install Mojave using a bootable installer. This method will WIPE ALL Data and there is No Recovery - Period. Select the restore point you wish to use, and then click Continue.
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