Key elements that drive a battery-cell tester. Three main architectures used to construct a tester. Battery-cell testers are commercially available at many different levels of performance. Performance ...

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?

If after changing the CMOS battery your computer won’t boot, this article will help you fix the problem. CMOS battery provides continuous power to the BIOS chip. BIOS chip stores all the BIOS settings ...

When you disconnect your computer’s power supply from the wall, it jumps in to save your BIOS or UEFI settings in your motherboard’s CMOS-RAM (Complementary Metal-Oxide-Semiconductor). But even the ...

A laptop is nothing without its battery because this piece of kit allows the device to have power even when not connected directly to a power source. However, laptop batteries do not stay healthy ...

If you receive an error telling you your computer has failed the CPU test, this can be a result of issues in your BIOS, your computer overheating or faulty hardware ...

A dead laptop battery can kill your work right where it stands, shutting off your computer before you have a chance to save. Laptop batteries degrade over time, and the battery life you enjoyed when ...

In the fourth iOS 26.1 beta, Apple added a "Tinted" option that reduces the translucency of Liquid Glass for those who prefer a more opaque look. I saw some comments wondering whether the setting ...

In its announcement video for the iPhone 16e, Apple said the device features a new internal design that allowed for a larger battery. Apple does not publicly advertise mAh battery capacities for ...