I have Mojave 10.14.6. I can not download Catalina to upgrade. Why?
Why can I not upgrade my IOS to Catalina 10.16?
MacBook Pro 15", macOS 10.14
Question marked as
Best reply
Catalina is 10.15, ok, what have you tried. Connect your Mac to your router using a cabled connection,
don't use the Mac whilst it is downloading, restrict other devices from sharing your internet connection.