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 ...

Before you proceed with further troubleshooting steps, we suggest you check for Windows Update. If a Windows update is available, install it. Having done that, use these fixes to resolve the issue.

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 ...

Need a long-lasting laptop? Here are the longest battery life laptops we've seen in our many years of hands-on testing.

However, it’s important to note that modern laptops throttle charging once the battery is full, minimizing wear compared ...

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?

Can you make it through an entire workday without having to recharge your laptop battery. Laptop makers want you to think so. That's why so many brag that their models should get 8 hours of battery ...

If your Windows 11 laptop shuts down without a low battery warning, check notification settings, enable low battery alerts in Power Options, apply energy recommendations, and assess battery health.

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 ...

I recently reviewed the Samsung Galaxy Book 5 Pro, a solid laptop that lasted 12 hours and 25 minutes in our Laptop Mag battery life test. As I was writing my review, I found myself dwelling on the ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Lithium-ion batteries—like the one in your laptop—degrade over ...