Hello, my name is Marco and I am an Independent Advisor. I will do my best to help you.
Some manufacturers put a load limit on the battery (e.g. 80%) because this would extend the life of the battery.
So, try this
Right-click the battery icon in your system tray and choose “Power Options.”
Select " Hight performance "
Reboot pc and check if the laptop is charging up to 10.