Click each step to see the action. You can also click the picture or use the arrow keys.

  • If the Apple iPhone 4S becomes unresponsive or doesn't perform as expected, you can perform a hard reset to return it to a factory default state.
    Important: A hard reset will delete your data, apps and settings.
  • 1. Ensure the iPhone is off.
  • 2. Insert the USB cable, then hold the Home key while connecting the iPhone to iTunes.
  • 3. On the computer, when prompted that iTunes has detected the iPhone in recovery mode, click OK.
  • 4. Click Restore iPhone…
  • 5. Click Restore and Update.
  • 6. iTunes will begin to restore your iPhone.
  • 7. Restore has completed successfully.
  • After restoring your Apple iPhone 4S, you may need to reactivate the SIM card using iTunes.