We've been covering an issue where some readers with Aluminum PowerBook G4 computers have reported that the lower of the PowerBook's two RAM slots is no longer recognizing RAM. Numerous MacFixIt ...

Use the following suggestions if one RAM slot is not working on your Windows computer. The first thing you should do is check for physical damage. If your RAM slot(s) is damaged, it will not work.

A growing number of readers are reporting an issue where the lower (or less frequently, upper) memory slots in some PowerBooks fail, leaving users with less available RAM than is actually installed.

If your computer is not booting with the two RAM sticks, the problem might be with your RAM sticks or the RAM slots. In this case, you can do one thing. Insert only one RAM stick at a time and start ...

Random access memory is a crucial component of every computer's operation, but it's not always easy to tell when your RAM is ...