The idea of the usage is to show how long it's been running - recharge and turn off resets the usage time - this makes sense. Why do you want to change this?
if you do a hard reboot this always occurs. however, if you simply power down normally, it will retain the battery stats. there is no way to get the info back.
if you do a hard reboot this always occurs. however, if you simply power down normally, it will retain the battery stats. there is no way to get the info back.