CMOS or Complementary Metal Oxide Semiconductor is a small amount of memory in the motherboard of your computer and is used to store BIOS settings. They are very important for your computer as they ...

In this week’s installment of Tech 911, a reader writes in to find some clarity, not solve an issue with a broken device or failing hardware. Said reader was probably poking around his motherboard a ...

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 ...

I had a co-worker tell me that he had an old computer that the "trickle charger" died on him, thus causing his CMOS to die and screw up his BIOS. I have never heard of anything like a "trickle charger ...

I've got a 7 year old Lenovo Thinkpad x230 and my gf has the same year Dell Inspiron. Thinking of replacing the CMOS batteries. They both work just fine after replacing spinning rust with SSDs. The ...