Remove the back cover
Turn the back of your phone towards you.
Press the back cover catch and remove it.
Press the back cover catch and remove it.
Insert your SIM
Place your SIM in the SIM holder.
Slide your SIM into the SIM holder.
Slide your SIM into the SIM holder.
Insert battery
Place the battery in your phone (bottom first), matching the battery contacts with the phone contacts, and press it into place.
Replace the back cover
Place the back cover on your phone, top first, and press it into place.