How to Replace CMOS Battery On Your Computer? Step-by-Step Guide!

CMOS (Complementary Metal Oxide Semiconductor) battery aka BIOS battery is a coin-sized lithium-ion battery responsible for powering the CMOS RAM located inside the chipset of the motherboard. CMOS RAM stores all the necessary information of BIOS such as Date and time, CPU type, speed, RAM size, type, frequency, and even the boot priority settings. Read … Read more