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: ...

A battery that maintains the time, date, hard disk and other configuration settings in the CMOS memory. CMOS batteries are small and are attached directly to the motherboard. See BIOS setup and ...

he would have to open the laptop case and short the CMOS reset pins or pull the CMOS battery. The process is quite tedious, so he prefers to use a simpler method, a parallel loopback plug.

Some key computer functions are governed by the CMOS (Complementary Metal-Oxide-Semiconductor), a chip on your motherboard powered by a small battery. The CMOS governs things like the system time ...

If you cannot do it yourself, take professional help. To replace the CMOS battery, turn off your computer and disconnect the power cord to avoid an electric shock. Now, wait for some time and open ...

Clearing CMOS helps fix boot issues. Completely turn off your PC and remove its power cord to avoid electric shock. Now, open your computer case and look for a small coin-shaped battery.