how to reinstall my Mac OS system
reinstalling my os system
iMac 21.5″, macOS 10.15
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reinstalling my os system
iMac 21.5″, macOS 10.15
Restart you Mac in recovery mode (press and hold the ⌘R keys at startup).
Then select reinstall macOS and launch the process.
Use macOS Recovery on an Intel-based Mac - Apple Support
How to reinstall macOS - Apple Support
Restart you Mac in recovery mode (press and hold the ⌘R keys at startup).
Then select reinstall macOS and launch the process.
Use macOS Recovery on an Intel-based Mac - Apple Support
How to reinstall macOS - Apple Support
how to reinstall my Mac OS system