How to remove the battery?
You can do so by using the following steps:
- Turn off your phone.
- Lift the back cover with your thumb or finger using the small notch at the top side of the Power button. Make sure to do it gently so that you won't damage your fingernail or the back cover.
- Pull out the battery from its place with your thumb or finger using the small notch at the bottom side of the battery socket.
- Now, you can completely remove the battery from its place.
How to insert the battery?
Assuming that the back cover is still open, you can insert the battery by using the following steps:
- Place the gold contact in the battery to the contact in the battery socket and then push the battery to its place.
- Replace the back cover.
- Now, you're ready to turn on the phone.