You Asked: How Do I Reinstall My Mac Operating System?
Contents How Do I Get My Operating System Back on Mac? Enter Recovery (Either by Pressing Command+R on an Intel Mac or by Pressing and Holding the Power Button...
Contents
How do I get my operating system back on Mac?
Enter Recovery (either by pressing Command+R on an Intel Mac or by pressing and holding the power button on a M1 Mac) A macOS Utilities window will open, on which you will see the options to Restore From Time Machine Backup, Reinstall macOS [version], Safari (or Get Help Online in older versions) and Disk Utility.
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How do I reinstall Mac OS manually?
Install macOS
- Choose Reinstall macOS (or Reinstall OS X) from the utilities window.
- Click Continue, then follow the onscreen instructions. You’ll be asked to select your disk. If you don’t see it, click Show All Disks. …
- Click Install. Your Mac restarts after installation is complete.