It's terrible to find that all my data on my iPhone lost after jailbreak! How regretful I am! All contacts and text messages and other important data are gone. Does anybody know how to restore iphone from jailbreak? Give me some advice please. I use iPhone 4. Thanks a lot!
Firstly, make a mental note whether you have synced your data on your iPhone to iTunes before jailbreak? If so, you can use iPhone Data Recovery to recover all your data ,but if you do not sync your iPhone with iTunes before jailbreak, you won't restore them.
To restore iphone after jailbreak, follow the next steps.
Download the free trial version of the iPhone Data Recovery below to have a try.
Step 1. Choose a recovery mode and extract the iTunes backup
Download iPhone Data Recovery and install it on your computer. Run the program and choose "Recover from iTunes Backup File" and you will get the windows like below. Select your iTunes backup file and click "Start Scan" button.
Step 2. Restore iPhone 6s/6s Plus/6 Plus/6/5C/5S/5/4S/4/3GS from jailbreak
After all data of your iTunes has been found and displayed in the window, you can choose those items one by one to preview and decide which one you need. Or you can just click the whole file and regain data by clicking "Recover".
To prevent data loss, you should always have it in mind that backing up data is quite important. If the lost data has been overwritten, you will lose them permanently.
If you have uploaded your data to iCloud, you can also choose "Recover from iCloud backup file" in step 1 and sign in your Apple account. This way is also quick and easy.