1. Ensure the iPhone is off.
If the Apple iPhone 4 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.
After restoring your Apple iPhone 4, you may need to reactivate the SIM card using iTunes.
2. Insert the USB cable, then hold the Home key while connecting the iPhone to iTunes.
If the Apple iPhone 4 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.
After restoring your Apple iPhone 4, you may need to reactivate the SIM card using iTunes.
3. On the computer, when prompted that iTunes has detected the iPhone in recovery mode, click OK.
If the Apple iPhone 4 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.
After restoring your Apple iPhone 4, you may need to reactivate the SIM card using iTunes.
4. Click Restore.
If the Apple iPhone 4 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.
After restoring your Apple iPhone 4, you may need to reactivate the SIM card using iTunes.
5. Click Restore and Update.
If the Apple iPhone 4 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.
After restoring your Apple iPhone 4, you may need to reactivate the SIM card using iTunes.
6. iTunes will begin to restore your iPhone.
If the Apple iPhone 4 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.
After restoring your Apple iPhone 4, you may need to reactivate the SIM card using iTunes.
7. Restore has completed successfully.
If the Apple iPhone 4 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.
After restoring your Apple iPhone 4, you may need to reactivate the SIM card using iTunes.
