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?

How we test laptops at ZDNET in 2026 ...

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 ...