This guide shows you how to clean install macOS Catalina so that you can leave behind any problems from macOS Mojave and get a fresh start. This can help you speed up an old Mac, get some drive space ...
I posted before asking in regards to a problematic network card. I'm thinking now it's just a problem with the operating system install of 7.5.3. Maybe the disks went bad? The system acts as if it's ...
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