How We Test Computers ...

I Tested (and Tested) the HP OmniBook 5 14. Its Battery Won a CNET Lab Award ...

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 ...

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 ...

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 ...

Gaming laptop battery life is, by and large, rubbish. Or rather, trying to use a gaming-capable machine for a full day of work without charging it is, err, rubbish. I've hauled many discrete ...

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 ...

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 ...