Failed update a jailbroken iPhone to iOS 7? Why the jailbroken iPhone can’t update to iOS 7 via Wifi without iTunes? How to update a jailbroken iPhone to iOS 7 with Firmware Upgrade?
After update a jailbroken iPhone to iOS 7,you may lost data on your iPhone. If your iPhone was jailbreak before,you can’t update your iPhone to iOS 7 directly with WIFI,it might cause your iPhone unable to run into the system,iPhone Stuck at the Apple Logo Screen. To upgrade a jailbroken iPhone to iOS 7, you must to use Firmware Upgrade.
What’s means Firmware Upgrade? In a word, first of all,you need to download the iOS 7 version--“ iPhone3,1_7.0.3_11B511_Restore”,and then upgrade your iPhone via iTunes(the latest iTunes version).
Many iPhone users upgrade their iPhone 5, iPhone 4S, iPhone 4 to iOS 7 in “Firmware Upgrade”.However,they lost all data on their iPhone.What's more,you may lost iPhone contacts.How to restore contacts on iPhone?
To recover lost data on iPhone.There are two effective methods that you can apply to get back those valuable files, depending on what resources you have on hand (whether you have iTunes backup or a good recovery software).
Method 1: Recover lost data on iPhone using iTunes backup
If you have backed up your phone through iTunes after saving the datas on your iPhone before syncing it, then you can use iTunes to restore lost data. Here's how:
Step 1 – Choose an iTunes backup file of your device to scan, and click Scan. The process will extract the content from your phone backup file.
Step 2 – Once the scan is finished, the screen will display the entire backup content extracted. Find your datas — in .mpeg format typically — and click “Recover” to recover deleted data on iPhone.
Method 2: No backup? Just use a third party iPhone data recovery tool to recover lost data from iPhone.
Tips: To avoiding lost data on your iPhone,you must to transfer iPhone data to computer,so that you never lost iPhone data.