If you've locked yourself out of your Compaq Presario by an unknown CMOS password, you can reset the password -- along with all other CMOS settings -- by removing the computer's backup battery for ...

You can reset your BIOS in a few different ways, but they all have the same effect: They set all the BIOS settings back to their factory defaults. That means it ...

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 ...

Once you are sure that the positive pole of the battery is visible, gently remove the battery, taking care not to touch any other part of the motherboard. Go to your local tech parts retailer, and buy ...