How to delete data and reset factory settings on my Mac
original from new macintosh hd ,Updated version to Catalina but cannot see erase all
[Re-Titled by Moderator]
iMac 21.5″
original from new macintosh hd ,Updated version to Catalina but cannot see erase all
[Re-Titled by Moderator]
iMac 21.5″
How to delete data and reset factory settings on my Mac