Windows 10: Lenovo laptop will not charge properly, and 255% battery charge is displayed. Solved.

Many people are having a problem with the charging of Lenovo laptops with the battery charge in the notification area displayed as 255%. For me, on a Lenovo Thinkpad T420s running Windows 10 Home 64-bit, the solution was to go to the Lenovo support site for my model and in the Power Management category download and install the Lenovo Power Management Driver, 1.67.4.05. This driver is listed on the Lenovo support site as being for Windows XP, and if you go to driver download page and select anything newer than XP in the operating system pull-down menu, the driver will not be displayed. However,

:)

 

Toshiba Laptop Not Holding Battery Charge

attached is a pic of the internal of the laptop
there does NOT appear to be a CMOS battery

what should my next steps be?

- fully charge existing battery and see if i remove it and install back teh next day whether its still fully charged?

- charge the battery for 18 hours to charge the internal CMOS battery?

- suggestions please as Im not sure

 

Battery Won't Charge Fully

Make sure to install all Windows important updates.

Install latest versions of your laptop device drivers you can download the latest device drivers from the device manufacturer or from your laptop manufacturer website.


Step 1

1. Shutdown your laptop.

2. Remove the battery.

3. Connect the AC power adapter to your laptop.

4. Power on the laptop

5. Open the Device Manager by typing Devmgmt.msc into Start Menu or from Control Panel.

6. Under the Batteries category, right-click all of the Microsoft ACPI Compliant Control Method Battery listings, and select Uninstall (it’s ok if you only have 1).





7. Shutdown the laptop.

8. Insert the battery.

9. Power on the laptop.

If above suggestions wont resolve the battery charge issue then follow below steps.




Step 2

1. Shutdown the laptop.

2. Remove the battery.

3. Start the laptop with only AC adapter connected to laptop.

4. When you login to Windows OS connect the battery while Windows OS working.





Step 3

Reset the System Management Controller. Use one of these methods to reset the SMC, which controls battery management, battery status light.

1. Shut down the computer and disconnect the power cord.

2. Remove the battery.

3. Press and hold the power button for ten seconds.

4. Reattach the battery and AC power adapter, then start up the laptop.


Hopefully one of the above suggestions will help you resolve the battery not charging problem. If battery still doesn't charge, you may need to replace your battery.

 

Toshiba Laptop Not Holding Battery Charge

You have to find out if the battery is loosing charge by it's own or if it's the computer that is discharging the battery.
- fully charge existing battery and remove it. Next day install it back and see whether its still fully charged.

Denis, Unfortunately the Satellite S50B laptop doesn't have a CMOS battery. See post 12