Laptop batteries can be a bit of a mystery. You’ve been told when you bought your laptop that its battery can last a certain length of time, but can it really last that long? You don’t have to sit on ...

We test every laptop we review in our testing lab, and of the 100+ laptops we reviewed in 2025 these 10 lasted the longest ...

Use the following fixes if your Windows laptop battery is not charging after a Windows Update. Roll Back your battery driver Update or reinstall your battery driver Recalibrate your battery Perform a ...

I sprung for a new battery for the aging x230. It's a GHU from Amazon for $60. The "new"one from Lenovo was $197, worth more than the laptop. So I've got a new battery - what's the best way to test?

Are you worried that your battery is starting to die and may need to be replaced? Are you looking for a used laptop and want to make sure that the battery is in reasonable condition before you buy?

Most laptop and CPU makers encourage you to upgrade your PC because its performance can’t keep up with the latest hardware. But there’s another, more compelling reason that’s largely ignored: Your ...

If your laptop’s battery doesn't last nearly as long as it first did out of the box, then it might be time to replace it. The lithium-ion batteries used to power most laptops degrade over time with an ...

During the web browsing test, the Surface Laptop 7 experienced a 24% battery drop, while the MacBook Pro saw a more efficient 16% drop. This indicates that the MacBook Pro is more energy-efficient ...

If you find yourself in such a situation where your laptop’s battery gets stuck at 0, 50, or 90% while charging, you can use the solutions provided below. Before you proceed, we want to share a ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Its design is fairly basic and doesn't match the sleekness ...