You can make a difference in the Apple Support Community!

When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.

Looks like no one’s replied in a while. To start the conversation again, simply ask a new question.

macOS system reinstall

I have an old imac with macOS Catalina 10.15.7. If I use Shift-Option-Command-R during startup for reinstall, will all my data deleted, do I need to back up my data?

Posted on Jul 4, 2023 5:34 AM

Top-ranking reply

BDAqua

Level 10

245,339 points

Posted on Jul 4, 2023 6:58 AM

You should always have a backup or two, that being said, reinstalling the OS should not bother your Data.

View in context

macOS system reinstall

Similar questions