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Start up your Intel-based Mac in macOS Recovery. Make sure you’re connected to the internet. In the Recovery app, click Disk Utility, then click Continue. In Disk Utility, select the volume you want to erase in the sidebar, then click the Erase button in the toolbar. Type a name for the volume in the Name field.
Note: If you want to get your Mac ready to trade in, sell, or give away, use Erase Assistant in macOS.To use Erase Assistant, start up your computer in macOS, choose Apple menu > System Settings, click General in the sidebar (you may need to scroll down), click “Transfer or Reset” on the right, click the Erase All Content and Settings button, then follow the onscreen instructions.
Jun 1, 2017 · A Mac's Recovery Mode is for more than just reinstalling macOS. You'll find many other useful troubleshooting utilities here---which you can use even if your Mac won't boot normally. To access Recovery Mode, restart your Mac and press and hold the Command+R keys during the boot-up process. This is one of several hidden startup options on a Mac.
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Intro to macOS Recovery. macOS Recovery is the built-in recovery system on your Mac. On a Mac with Apple silicon, you can use macOS Recovery to repair your computer’s internal storage, reinstall macOS, restore your files from a Time Machine backup, set the security policy for different volumes, transfer files between two Mac computers, start up in safe mode, and more.
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- Reset the FileVault Password. If you’ve forgotten your FileVault password, you can use macOS Recovery as a reset method. To do so, follow these steps
- Reinstall macOS. Some Mac issues require a full macOS reinstall to remedy them. For example, your Mac may not be booting, or you may have been unable to fix another system-wide glitch with a more targeted approach.
- Restore a Time Machine Backup. Time Machine provides another option when you need to recover your entire system. Generally, you shouldn’t use snapshots that could contain the problem you’re trying to fix.
- Use Disk Utility. Disk Utility can perform disk maintenance or prepare a hard drive for macOS installation, and macOS Recovery grants you access to this important tool.
Dec 16, 2022 · Click Options, then click Continue. If prompted, select a volume to recover, then click Next. Select your administrator account, then click Next. Enter your admin password, then click Continue ...
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Dec 8, 2019 · Click Disk Utility when in macOS Recovery. Click Continue. Click on your Mac's startup drive in the Disk Utility sidebar. It should be the drive at the top of the sidebar if there are multiple drives. Click First Aid. Click Run. First Aid will run, checking the health of your Mac's drive. This process could take a little while.
