The CMOS battery isn't something you'll need to change often. But when it goes, it's time for a quick swap.

QUESTION: What can I do with a Windows laptop with a battery that won't last very long? ANSWER: Battery life is a common frustration with all portable devices and how you use your laptop can make a ...

Learn how to check laptop battery health in 2026 using Windows and Mac tools. Check battery capacity, cycle count, and signs you need a replacement.

João has been covering the tech world for over 7 years, with a heavy focus on laptops and the Windows ecosystem. I also love all things tech and videogames, especially Nintendo, which he's always ...

Whether you're a long-time MacBook owner or you've dug into our MacBook Air buying guide recently, the time will come when you may consider changing your laptop's battery. The vast majority of laptops ...

Pouring cash into an old PC? Discover three telltale signs it is finally time to replace your aging laptop instead of paying ...

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 ...

The used laptop I used for my side hustle suffered from a swollen battery, so I switched to a mini PC. The total cost, after deducting the sale price, was effectively 26,960 yen. On the other hand, if ...

In Control Panel, go to Power Options, then click Create a power plan. Windows uses Balanced as the starting point, so give ...