I used Microsoft's free Windows 11 battery health tool to diagnose my PC - and got helpful results ...

When owning a laptop, one of the most important things to know is how to check the battery health of your device. Checking the battery health may mean the difference between forking out hundreds on 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?

Lithium-ion batteries are one of humanity’s greatest inventions. They have already helped us develop portable electronic devices and electric vehicles and are on the verge of conquering the grid ...

If your laptop battery shows 100% but dies when unplugged, the issue might be with the charger. There is a possibility that the charger you are using is not providing sufficient power to your laptop ...

How we test laptops at ZDNET in 2026 ...