Sluggish system? Check to see how much RAM you have. Older laptops often don’t have enough.

Here’s how to upgrade your motherboard, swap your hardware, and prep your system

Here’s how to set up a calendaring system accessible from anywhere–for free.

And not just your calendar, but also your contacts and e-mail. The free Google Sync service makes it all possible.

Trying to resurrect a tuner-defunct media center? The Hulu Desktop Integration plug-in for Windows Media Center is a start

7 points to consider before you upgrade

Ever see a song title and think, “I wish I could hear that song right now”? You can, with the Grooveshark-powered bookmarklet

Add multitasking, connect to a Bluetooth mouse, sync over Wi-Fi, and more–all without waiting for iOS 4.

There’s a simple (but easy-to-overlook) setting that disables related-video suggestions.

A few clicks is all it takes to save your favorite vids (from YouTube and other sites) to your PC–or even your smartphone.