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?

Is your Windows laptop battery not lasting as long as it used to on a single charge? High screen brightness, incorrect power settings, and too many applications running in the background are a few of ...

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 ...

The battery is the critical component that allows a Toshiba laptop to be portable. The alternating current adapter which plugs into the laptop charges the battery, the latter of which then provides ...

The top Windows laptops get a lot of use these days, and thanks to design and technology innovations, they are lasting longer than ever. But the part most likely to wear out in a modern laptop is the ...

One thing that always annoys me about Windows is that I never really feel like I know how long my laptop battery has before it runs out — and, conversely, how long it will be before it’s fully charged ...

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 ...

The Battery Capacity History section shows how the capacity has changed over time. On the right is Design Capacity, or how ...

You bought the best laptop, but the more you use it for gaming or everyday productivity, the more you might be wondering about battery life. That's because batteries don't always hold their full ...