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- Battery 1 not present 9480M

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05-15-2021 08:45 AM
Have a 9480M which has worked flawlessly since purchasing new until the last main windows 10 update. Battery meter shows battery 1 not present. Battery 2 fully charged. Battery test shows the exact opposite. Now only getting 2 to 4 hours of use. Tried all the battery resets published, new battery, tested with multiple power bricks. Inspected battery connections
But no success. Anyone else had or having this issue?
Thankyou...
05-15-2021 01:33 PM
I ran into a similar situation on a HP All-in-One a few months back. The user upgraded to Win10 v20H2 through an Optional Update and when they rebooted, they got a message of battery level being ZERO, so the PC shut down! OF course, the AIO does not have a battery, so there was no workaround for this. I restored the PC to Win10 v20H1 (20.04) and instructed the user to NOT accept any more Optional Updates -- and it has been fine since. So, if you did a similar update, that could be the issue.
I am a volunteer and I do not work for, nor represent, HP
07-06-2021 12:55 PM
Thanks for the feedback - unfortunately no option to restore back to a previous version of windows 10 that corrects the issue. Windows tells me I cant restore anything older than 10 days prior. I guess I could go back to windows 7 which was far more stable. At this point I have a laptop with limited battery life or have to carry the power brick everywhere I go.