How to Remove the Battery
First locate the button and the bottom of the cover where the arrow is. Press down on the button.
While pushing down on the button, slide the cover up towards the hinge until the cover comes off.
The battery will be visible after removing the back cover.
Simultaneously push the battery forward and pull up from the bottom.
Once the battery is loose it can be easily removed. The phone's ID tag will be visible once the battery is removed.