3 ms·
It's not how old the Mac is, but rather whether its running macOS Catalina or newer when Apple switched to a separate read-only system volume: https://support.
by js2 4y ago
It's not how old the Mac is, but rather whether its running macOS Catalina or newer when Apple switched to a separate read-only system volume:
https://support.apple.com/en-us/HT210650 https://support.apple.com/en-us/HT210650