if i update my macbook air to OS Catalina.. will my files stay?it will not be erased?
if i update my macbook air to OS Catalina.. will my files stay?it will not be erased?
MacBook Air
Your files shouldn't be erased. Mine weren't during the Catalina upgrade or previous upgrades. BUT you should have a backup just in case something goes wrong. That applies all of the time and even more so when doing an upgrade. The following may also help: How to upgrade to macOS Catalina - Apple Support