Let's see if this 80% charge limitation can help extend battery life for real.

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: ...

You can easily reset CMOS using the BIOS Menu ... Remove the computer cover. Find the battery on the board. The battery may be in a horizontal or vertical battery holder or connected to an ...