If you’re using a Mac, and you’ve ever tried to back up your computer using the built-in Time Machine feature, you may have run into a problem where Time Machine backup not working.
There are a few things you can do to try to fix the problem.
The first thing to do is to make sure that your backup disk is formatted correctly.
To do this, open Finder, go to Applications Utilities, and open Disk Utility.
Select your backup disk …