CMOS Checksum Error on Windows | How to Fix

The CMOS checksum error is a task that happens during startup, the issue is between the CMOS and the Bios. When you switch off your computer, CMOS keeps a record of the number that can blend with another that BIOS produces during startup. So if the value the two generates did not match, it leads to a checksum error.CMOS Checksum Error on Windows | How to Fix

Causes of CMOS Checksum

  • Dead battery – if your battery dies for some time, the Bios will not be able to bring back the correct checksum value and your PC will now use the Bios default settings which leads to error.
  • This happens when your PC is badly shutdown.
  • When your Bios is outdated or corrupted, it will no longer sync with the operating system and other hardware thereby causing an error.

Ways to Fix CMOS Checksum Error

Below are just details of possible solutions to these errors. Check out for the below solution details to solve the issues.

CMOS Checksum Error

How to Fix CMOS Checksum Error in Windows 10 – The Geek …

https://thegeekpage.com › cmos-checksum-error

Why am I getting CMOS checksum error? Solution 1Restart Your PC; Solution 2: Check if the CMOS battery is placed properly; Solution 3: …

How to fix Windows CMOS checksum error (resolved)

https://techquack.com › how-to-fix-windows-cmos-che…

The CMOS checksum error is essentially a conflict between the CMOS and the BIOS that occurs when the PC starts up. When the computer shuts down, …

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How to Fix a CMOS Checksum Error – Help Desk Geek

https://helpdeskgeek.com › help-desk › how-to-fix-a-c…

If your Windows PC displays a “CMOS Checksum Bad” error when booting up, the troubleshooting solutions listed below should resolve the problem.

[Definitive Guide] How To Fix CMOS Checksum Error On …

https://www.pcerror-fix.com › get-rid-of-bios-cmos-che…

Method 1Restart Your Computer. Sometimes, a sudden shutdown or power cut to your computer can cause the CMOS checksum error in Windows 10 computers. Even …

CMOS Checksum Error on Windows | How to FixTry to Restart your PC

All you need is to anchor the below solutions as provided to help solve the issue.

Restart Your Bios

  • Press the power button and then click on the “F10” KEY if you are using HP, or you click on “F2” KEY.
  • The setup and boot option appears on the screen for you to select.
  • Tap on the “setup” tab.
  • Click on the “F9” button to reset it.
  • Press on the “Yes” tab to confirm. Some computers will present you with stuff like “restore security settings to factory settings” just at the bottom of the security tab. Click on the “F10” key to save.

Upgrade Bios

Try to update Bios but before you do that, you the below guideline before you move over to upgrade the Bios

  • Make sure you update from your PC manufacturer.
  • Do not shut down or reboot the computer until you are instructed to do so.
  • Make sure the AC adapter is connected
  • Also, ensure to update the current Bios version.
  • Scan your computer for virus.
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Replace The Battery

This is a small battery on the motherboard that generates power to the CMOS when you disconnect from the source of power. The battery ensures that the Bios provide accurate settings to enable PC to start up normally. However, you can replace the battery.

Repair the Battery Terminals

Assuming the battery has more than three volts, the CMOS works without having issues and also brings back the correct Bios settings. This will be a result of the power issue and not the battery most times. When the positive and negative pins that attract power from the battery may be badly connected and then it will not supply power.

Now what you need to do is to remove the battery, bend adjust the negative pin upwards and also do that to the positive pin. Put back the battery and then look-out if the issue is fixed.

About Chris Git

I am an SEO person with over five years of experience. I am mostly into product lunch and review. I feed on tech, Dring Tech, and Dream tech. My hobby is knowing how everything works. You are welcome to my world of content development and product review at https://logingit.com/ I am also a financial analyst with an organization. It has been my sincere interest to help people solve their issues on credit cards. There are lots of questions in the mind of many credit card users. These range from which credit card is best? How many credit cards should I have?

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