A computer's Basic Input Output System and Complementary Metal-Oxide Semiconductor together handle a rudimentary and essential process: they set up the computer and boot the operating system. The BIOS ...

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 ...

My computer’s clock resets every time I turn it on. A: Your computer hasn't run out of time, but a small backup battery on its motherboard has run out of a charge. That battery — often called the ...

CMOS stands for Complementary Metal Oxide Semiconductor. It is a small battery that provides a continuous power supply to the CMOS chip. A CMOS chip stores BIOS settings. When a CMOS battery dies, you ...

Not all computer troubleshooting can be handled within your operating system or by troubleshooting specific components. Some key computer functions are governed by the CMOS (Complementary ...