How do I fix a bad CMOS checksum?
How to Fix CMOS Checksum Errors
1.Shuntdown the computer.
2.Unplug the power cable from computer, if your using laptop then remove back side then diconnect power adapter and laptop battery.
3.Replace the CMOS battery. ...
4.Aer that connect the power cable, then start the system, before boot the system quickly go to BIOS setting (Press F2 key or Del Key - Each brand was diffrent key, so check in internet for your brand booting key)
5.Restore default setting, then change date and time, then select praper boot device (Select your OS hard in first booting device).
6.Then press F10 to save all setting, now your system will boot directly.
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How to Replace CMOS Battery - Apple Mac pro
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27 сен 2024
