WHY MY LAPTOPS FULL CHARGE CAPACITY REDUCED 15000 mWh by a single day in Acer aspire 7

ASHUTOSHSINGH

My laptop is currently 1.5 year old ,Acer aspire 7 i5 9gen and my laptops full charge capacity starts decreasing so quickly from 42000mWh to 20000mWh by last 5 month's and by a single day it is decreased to 5000mWh. I want the reason why this happened

 [Edited the thread to add model name to the title]

brummyfan2

Hi,

Yes, it's normal, the chemical components are used up whenever the battery gets charged, so you need a new battery to replace it, depending on your requirement.