If your iPhone 6 is acting up, there are a few things you can do to reset it. Resetting your iPhone will erase all of your data, settings, and apps. However, it’s a good way to start from scratch and fix any problems that may be causing the phone to act up. To reset your iPhone 6:

  1. Open the Settings app on your phone.
  2. Tap on General.
  3. Under “Reset,” tap on Reset All Settings.
  4. Your phone will restart and you’ll be back to square one! ..