Trying to ready 2017 iMac to give away. Stripped data but when I try to reinstall Mac OS I get a folder with ? mark. support.apple.com/mac/startup no help.
Trying to ready 2017 iMac to give away. Stripped data but when I try to reinstall Mac OS I get a folder with ? mark. support.apple.com/mac/startup no help. Would appreciate help to proceed.
iMac 21.5″ 4K, macOS 12.4