My laptop is a dell xps 15 9550 laptop. I get at max 1.5 hours on it on battery with the lowest battery setting and 25% brightness. I always have it connected to the power outlet when using it as i ...

If your computer is running and there’s a storm on the horizon, you might feel nervous about a potential power shortage that causes your computer to shut down immediately. If that were to ever occur, ...

We’ve all been there before. The power surges or cuts, even if for a second, and everything shuts off. The problem is you were in the middle of a big project and you have no idea when your work was ...

Dig that old laptop out of the closet and make sure it's plugged in before the storm hits, then use it to recharge phones and other gadgets. Dan Ackerman leads CNET's coverage of computers and gaming ...

Higher watt-hour (Wh) batteries generally offer longer battery life. Smaller, lower-resolution screens consume less power than larger, high-resolution displays. Non-touch displays and avoiding ...