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running macOS Catalina, all functions shut down with messag on screen mac OS Utilities reinstall mac OS catalina or use time manching backup or go to community for help or use disk utility to repair

why am I getting this screen message & what should I do?


iMac 27″, macOS 10.15

Posted on Aug 28, 2021 12:01 PM

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Question marked as Top-ranking reply

Posted on Aug 28, 2021 12:21 PM

Do you have backups?


Then…. You’re getting that message because mcOS has detected an unrecoverable error, and is requesting macOS be reinstalled, whether that is due to a corruption or possibly due to a hardware failure is unclear.


Details around: How to reinstall macOS - Apple Support

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running macOS Catalina, all functions shut down with messag on screen mac OS Utilities reinstall mac OS catalina or use time manching backup or go to community for help or use disk utility to repair

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