Go to keyboard dial *#9900*# then a window will pop up.. in that many options are there.. go to second last option 》reset battery stats click it twice.. then exit.. and go to device care, go to battery.. see over there your battery stats are reset.. if you find this solution correct click the three dot on my comment and accept the solution.. thank you
Tap & Hold on the "Device care" app then go to App info>Storage> then perform "Clear catch" and then tap on "Manage storage" then perform "Clear data" & then see, your battery status has resettled.
