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?

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

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 ...

Is your MacBook Air battery draining fast or your MacBook Pro battery not lasting as long as it used to? Is the battery in your Mac laptop not charging fully? In this article we’ll show you how to ...

Since the release of Windows 8 Consumer Preview last week, a nagging question has been hounding speed-hogs everywhere: just how much faster is Windows 8 than Windows 7? We decided to find out for ...

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 ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. (Update: Consumer Reports tested ...

The new crop of laptops based on Qualcomm’s Arm processors aren’t exactly powerhouses, but they’re some of the most efficient ...

Use the following fixes if your Windows laptop battery icon shows that it is charging when it is not plugged in at all: The problem might be occurring due to the residual charge in capacitors. If this ...

NEW YORK — Microsoft will be awfully pleased to learn that the burgundy Surface Laptop sitting on a table in my house tickled the fancy of just the type of consumer the company would like to attract: ...