If your Apple computer won’t turn on, don’t panic. There are a few simple things you can try to get it up and running again.

First, make sure that your computer is actually plugged in and that the power cord is connected to the wall. If the cord is plugged in and the computer still isn’t turning on, there might be a problem with the power supply. Try plugging the computer into a different outlet to see if that solves the problem.

If your computer still isn’t turning on, the next thing to check is the battery. If the battery …