Updated on November 21, 2017 Alfred Amuno moreAlfred is a long-time teacher and computer enthusiast who works with and troubleshoots a wide range of computing devices. Contact Author iPhone restore is used to mean the reinstallation of firmware during an upgrade or downgrade. It can be done using iTunes or jailbreak tools like Redsnow. On the other hand, backup restore means reinstallation of iPhone data previously backed up in the computer or iCloud. This step is necessary following firmware restore or in the event of acquiring a new iPhone. Backup restore is done using iTunes but is also possible with third-party tools like iTools. Phone firmware restore should not be confused with over the air (OTA) update which basically upgrades the IOS to the latest version via WiFi connection. It is important to always backup iPhone content to the computer or iCloud before restoring it. The important thing to note is that previously backed up data can only be restored to an iPhone whose firmware version is the same or higher.
Backed up data cannot be restored to a downgraded firmware. Phone firmware restore basically lets you wipe the iPhone clean and install a new operating system (IOS) from scratch. You must install and configure apps and settings afresh. Phone reset meanwhile takes the iPhone software and settings back to its original state. Phone reset is necessary when troubleshooting bugs i.e. Network settings or when opting out of jailbreak status. Restore of firmware and backup is done using iTunes or via OTA. Third party applications for both Windows and Mac permit the downgrade of IOS firmware using shsh blobs that are backed up in the computer or Cydia servers. Make sure to download the right IPSW file to be restored if you choose to go down the manual road. Just in case you are not sure what IOS is right for you, download f0recast utility to guide you. F0recast will show your iPhone model and provide a link to download the correct firmware. F0recast also directs you to a site that will let you know the signed and unsigned state of IOS versions for your iPhone. Use genuine iPhone cables to prevent errors that crop up during the restore process.
Start iTunes. You may have to upgrade to the latest iTunes in case the restore process encounters errors. Connect the iPhone to the computer. You should see the iPhone Summary page. If it does not show up, click or tap the iPhone and then Summary tab on the top right corner. Tunes will connect to Apple servers and prompt for iTunes or iPhone firmware update. Click Restore to initiate OTA iPhone restore. Otherwise, press the Shift button while clicking the Restore button on the keyboard to initiate a manual restore. Tunes will then ask you to Turn Off Find My iPhone before the restore initiates. Cloud to turn it off. When Find My iPhone is turned off, the restore process can be resumed. Click Restore to initiate automatic iPhone restore. In a manual restore you will have to point to the ipsw firmware you downloaded by browsing to its folder.
Setup will now initiate. Phone restore should complete in under five minutes. Bad internet, cable and USB ports, as well as bad computer configuration can interfere with iPhone restore. Refer to this Apple troubleshooting guide when you encounter errors during the restore process. Do you find iPhone restore to be rather hectic, If you are restoring your iPhone because you forgot your passcode or your iPhone is disabled, you may want to try something else. You cannot turn off Find My iPhone in a passcode protected iPhone. First, you can disable your iPhone within your iCloud using a computer or other Apple device and restart iPhone. Second, you can use DFU mode to bypass Find My iPhone roadblock. DFU mode operates out of the realm of the home screen and thus bypasses the need to input commands within the iPhone. To enter DFU mode, plug the iPhone cable into the computer and turn it off.
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