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‎09-04-2019 10:14 AM

HP Recommended
Product: HP Notebook - 15-ay543tu
Operating System: Microsoft Windows 10 (64-bit)

When the battery goes below 30% it automatically shutdowns. then to power it again I need to connect the charger then it boots with a message: CMOS(502)error.press enter to restart.CMOS 502 Error After Bios Update TO F.47 I need an Earlier version of bios for my notebook. Help

2 REPLIES 2

‎09-07-2019 04:16 PM

HP Recommended

@Atharva_328
Thank you for posting on the HP Support Community.

 

If the checksum is incorrect, the BIOS is assumed to be corrupt and the system will install a hidden copy of the BIOS to correct the problem, 

Refer to one of the following links for information about restoring the BIOS on your computer:

Hope this helps! Keep me posted for further assistance.
Please click “Accept as Solution” if you feel my post solved your issue, it will help others find the solution.

ECHO_LAKE
I am an HP Employee

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‎09-09-2019 05:44 PM

HP Recommended

@Atharva_328
thank you for posting back 
Have you tried the suggested troubleshooting steps?
Is everything working fine or would you require any further assistance? 
Keep me posted!

ECHO_LAKE
I am an HP Employee

Was this reply helpful? Yes No
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