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After installing Windows 10 on my HP Pavilion g6-2197sa laptop, I have had problems charging the battery. The battery icon reports something like "79% available (plugged in, not charging)."
I can, sometimes, temporarily fix this problem by following these steps:
- Shut down
- Remove battery
- Boot up on AC power
- Uninstall the ACPI-Compliant Control Method Battery driver
- Shut down
- Reinsert battery
- Reboot
However, I bought a new battery to see whether the issue lay with my original battery, and it worked fine for a while before it also succumbed to the issue. Now the new battery no longer charges even after repeating the above process. My original battery seems to charge temporarily after I repeat the above process.
I have further noticed that my AC light flashes continuously while plugged in, whether the laptop is on or off, which it never used to do.
Also, note that the battery never charges, now matter how low the available remaining power gets - my problem doesn't appear (to me) to be a feature designed to prolong battery life.
I would really like to fix this problem permanently but am completely stumped. Cheers!
Does it charge properly if not in Windows, or turned off? Are you running the latest BIOS for your PC? – CharlieRB – 2016-02-04T16:53:10.027
@CharlieRB I have nowhere else to test the battery, but given that the batteries did charge when the software issue was fixed temporarily, I assume this is not a hardware fault with the batteries. The batteries do not charge when the laptop is off and connected to AC power. I am running the latest BIOS (I updated it to see whether this would fix the issue to no avail). – Ninjakannon – 2016-02-04T17:19:51.793
The fact the battery does not charge when the laptop is off, which it should, is an indicator of a problem. This could be due to the, batteries, AC adapter or the internal charging circuit of the laptop (my guess is one of the later two). You may want to run hardware diagnostics on the unit to verify you aren't dealing with something other than a Windows/drivers issue. – CharlieRB – 2016-02-04T18:02:06.520
Since it does not charge when the PC is off it is not a windows problem. – Moab – 2016-02-04T23:15:15.470
@Moab If it isn't the OS, and doesn't appear to be the battery or AC adaptor either, what does that mean? CharlieRB mentioned the internal charging circuit, but I don't know what that is, nor why sometimes the steps you mentioned in your answer, Moab, work temporarily for one battery and not the other. – Ninjakannon – 2016-02-05T00:06:11.123
1Don't forget the generic battery trick: after removing your battery, hold down the power button for 60 seconds, turn on and shutdown, and replace your battery. This can even fix problems like your laptop screen not working, and as your issue is battery related, this may have something to do with that. I have seen your problem before, and usually it is because the laptop is using more energy than it is getting - if you charge the battery when the laptop is turned off, is at 100% when you turn it back on again? – InterLinked – 2016-04-12T01:09:18.527
@InterLinked I didn't know about this, so tried it several times over the last few days. For the original laptop battery, this causes it to start charging again but it seems only temporarily; it's easier to perform the battery trick than the process outlined in my question so this is a small victory. For the new battery I purchased, the battery trick causes Win10 to report that the battery is "plugged in, charging"; however, it does not charge (laptop on or off) and after a while reverts to "not charging" and the AC light begins to flash, laptop on, or simply goes out, laptop off. – Ninjakannon – 2016-04-16T12:49:31.887
Here's what I needed to do in a similar case: https://superuser.com/questions/1088920/plugged-in-but-not-charging-asus-laptop/1284101#1284101
– devinbost – 2018-01-10T08:01:27.783