A CMOS checksum error happens when your computer can't read important startup data. Restarting your computer or updating your BIOS often fixes CMOS checksum errors. A ...

If your computer refuses to boot and displays a CMOS Checksum Error, chances are high that the issue is linked to the BIOS (Basic Input/Output System). Along with this message, you are offered various ...

When you make changes to the BIOS settings, these events are saved to the CMOS and it ensures that everything will work fine the next time you boot your computer.

If after changing the CMOS battery your computer won’t boot, this article will help you fix the problem. CMOS battery provides continuous power to the BIOS chip. BIOS chip stores all the BIOS settings ...

well i took out the battery because it seems like the easiest thing to do. im a graphic designer and a big moron when it comes to hardware and im not familiar with this computer. so im not even sure ...

I need some help here...<br><br>Just bought a new PC - parts list below - but since first boot I get an error during POST "Cmos checksum bad - F1 to enter setup - F2 ...

Go into the BIOS and check if your floppy drive is set as primary boot device, if so change it (set the Hard Disk as primary boot device). Go into the BIOS and set your floppy drive A as Disabled or ...

Windows 11 is refreshing Secure Boot keys in 2026. Here's why TPM-WMI Event ID 1801 appears, and how to verify the new certificate.

The basic input/output system performs several tasks on a computer: it checks the hardware for errors using a program called the power-on self-test; it uses the data stored to the complementary ...