Why Does My Battery Decrease While Charging. Then - while sitting there waiting to fall asleep the car drops another 3-5 in a couple of hours. -- connect battery and charge for at least 12 hour -- use laptop with battery power until juice is gone -- take battery away and press power button as before -- charge laptop for at least 12 hours -- use complete charge If you do this for at least three times you will see an improvement in your battery.

Its hard to say at this moment in time as there are many reasons as to why this may be happening. Question Laptop Battery Plugged in not charging. There are system utility apps that will shut down apps running in the background and apps meant to protect your battery.
I always charge to 70 - and driving to work in the morning takes me down to 64 or 65.
Why your battery is going down. On my s9 my battery will sometimes go down while im using my phone while charging. 111 SYDNEY CBD REPAIR CENTRE IS OPEN 6 DAYS A WEEKWeekdays. I replaced the original 180w charger brick with a 230w and still drains.

