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 start your system, first, it performs the checksum test of the BIOS. If the checksum test is incorrect, it is assumed that the BIOS is corrupt and the hidden ...

The CMOS chip stores critical system information such as the date, time, and hardware configuration. It is essential for maintaining the BIOS settings that control how your computer interacts with its ...

You can reset your PC's BIOS settings to their factory defaults by selecting the Restore Defaults option within BIOS or by removing the CMOS battery from an unplugged computer for about five minutes.

You can reset your BIOS in a few different ways, but they all have the same effect: They set all the BIOS settings back to their factory defaults. That means it ...

CMOS stands for Complementary Metal Oxide Semiconductor. Even though it’s a small chip on your motherboard, it does a lot more than you might expect. First, let’s clear up a common misunderstanding: ...

Reader Robert has an older Emachines desktop that recently developed a problem: “I installed a driver updater tool, and when I deleted it, it did something that changed my BIOS. The black screen ...

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 ...