Charging an iPhone 7 with a Mah battery is not as difficult as it seems. Here are some tips to help you charge your iPhone 7 with a Mah battery:

  1. Make sure that your iPhone is plugged into an outlet and that the outlet is working properly.
  2. Charge your iPhone using the wall charger or the USB charger.
  3. Once your iPhone has been charged, remove it from the charger and insert it into your device’s charging port.
  4. Wait for the charging process to begin and then use the phone’s touchscreen to check its status.