There are ways to back up a computer that isn't fully functional. Ask if you need guidance. 3. Below are instructions to run a UNIX shell script, a type of program. As I wrote above, it changes nothing. It doesn't send or receive any data on the network. All it does is to gene...
Hands up who has never had to trash a preference file to fix something broken on their Mac? Hands up who doesn't find themselves digging around in that hidden Library folder from time to time? If your hand isn't up, I'm guessing you either don't use your Mac all that much, or yo...