Try calibrating your Laptop battery.
laptop’s power management settings> Change plan settings > Change advanced power settings > select "Battery"
Click "Critical Battery Action" > set it to hibernate > click "Critical Battery Level" and set it to 5%
Close all apps > Discharge laptop until it shuts down > wait for few hours > charge up to 100%
(Set all plan settings to "Never" if you need to calibrate it when laptop not in use)
Let it shut down and recharge
Turn on and set all the power plan settings to normal