Have you ever been reading a lengthy article or watching a video and had your computer go into sleep mode or activate the screensaver right in the middle of it? Me too, and it can get rather annoying.

Depending on your system’s power settings, Windows will often think you aren’t using your PC if several minutes go by without you pressing a key or moving the mouse, and it will happily activate your screensaver or go into sleep mode. And when that happens it’s usually at the most inconvenient time possible.

A great free download called Caffeine will keep Windows from interrupting your work even when it thinks that the computer is sitting idle. Just activate it when you know you’ll be doing something for a while that doesn’t require keyboard or mouse activity, then de-activate it when you’re done. That way you can leave your power settings as they are.

Here’s how to use Caffeine to keep your PC active during long periods with no keyboard or mouse activity:  [Read more…]