How Should I Replace The Battery For Laptop Or Notepad?
It does not make a difference if it is dead or not really. It should take max 3-6 hours to charge to full power even if you still have battery left behind. There is a big difference in how long it will lastly. There is a standby mode when you aren't using it which most phones last up to a few days 3 utmost. But if you use it a lot battery will die