How to replace iPhone 7 battery you can watch it through this video. Firstly we unscrew the 2 screws at the bottom. With the help of Pena we separate the screen from the case. The metal on the battery socket we unscrew. We remove the battery and display socket. We separated the screen from the phone. We remove the battery sticky tires. iPhone 7 battery removal is complete. New iPhone 7 battery. Battery capacity 1960 mAh. Battery health is 100%. We attach the battery adhesive rubber. We install the battery. Now we will reverse all the processes. iPhone 7 battery replacement was successfully carried out. Thanks for watching.