Battery: Apple iPhone 4

Learn how to insert and remove the battery on the Apple iPhone 4.

 

 

This is a uni-body device with an internal battery that cannot be removed. If you need to remove and re-insert the battery to reset the device, follow these steps:

 

  1. Press and hold the Power key.
  2. Slide the slide to power off slider to the right.
  3. Wait as the device turns off.
  4. Press the Power key to turn the device back on.