BIOS ROM checksum error: solution, system halt

Sometimes, after booting your PC, it will display a BIOS ROM checksum error, preventing your PC from starting. It may be due to some invalid or not accessible data segments. Here we will give you more details about what it is and how to fix it.

What is a BIOS ROM checksum error?

Whenever your computer boots (or starts), the BIOS performs a checksum procedure to check an operating system's files and folders for consistency. If the check fails, it means the data are either not valid, corrupted, or not accessible. In addition, it results in a BIOS ROM checksum error, and the following message is displayed: BIOS ROM CHECKSUM ERROR-SYSTEM HALTED.

How to fix a BIOS ROM checksum error?

This problem of the BIOS ROM checksum error is thankfully one that you can quickly address, and you can try one of the following solutions:

• Replacing the battery of your motherboard (CMOS battery)
• Flashing the BIOS
• Contacting the manufacturer if the problem persists