Why it's a problem roughly 11% of the computers in the world are running this obsolete operating system. Jake Peterson is Lifehacker’s Senior Technology Editor. He has a BFA in Film & TV from NYU, ...

Suppose you feel that a consistent lag bogs down your Windows 7 PC’s performance. It might be time to reinstall the OS. From registry issues to malware to being overstuffed with large amounts of ...

This is a weird problem: I cannot change the background on my desktop to anything other than a solid color. When I go to personalize, it shows the desktop background I selected (Harmony), but the ...

PC gamers sticking with old versions of Windows may finally need to upgrade if they want to keep playing the games in their Steam libraries. Valve announced this week that it will stop supporting ...