Making an upgrade to iOS 7 has its risks and pitfalls since even a well-engineered upgrade can sometimes fail and may lead to problems, like data loss. Some users have reported that after upgrading to iOS 7, their iPhone 5 was restored to factory settings and all the data stored on iPhone were gone. It's therefore important to take time and back up iPhone information and settings right before upgrading to iOS 7 via iTunes or iCloud. Because if you happen to lose the data on iPhone after upgrading to iOS 7, you can easily restore your iPhone from a previous iOS backup made via iTunes or iCloud. For the detailed tutorials on how to restore iPhone with iTunes or iCloud backup, you may take a look at the tips shown at Tutorial 2 and 3 of the article.

However, if you just forgot to make an iOS 6 iTunes backup before upgrading to iOS 7 and finally found that the data were lost on iPhone after upgrading, what would you do? Fortunately, if that happens, you can still recover lost iPhone data. Because iTunes will automatically make backup of your iPhone every time you sync it to iTunes. You can't access to the backup because iTunes just stored it in unreadable format. So what you need is a professional iPhone data recovery program to help you extract the backup files from iTunes and restore the lost data on your iPhone.

Here we are introducing a user-friendly iPhone Data Recovery for you, which is adequate to restore iPhone after updating to iOS 7 easily in two steps: choosing the proper recovery mode as from iTunes backup and extracting the backup to restore your lost iPhone data.

Tutorial 1: Restore iPhone data after upgrading to iOS 7 with iPhone Data Recovery

Step 1. Choose the recovery mode and extract the iTunes backup
Step 2. Restore the lost data on your iPhone running iOS 7

Tutorial 2: Restore iPhone from iTunes backup

Step 1. Swipe your finger from left to right upon prompt and select the language and country.
Step 2. Tap "Restore from iTunes Backup".
Step 3. Connect iPhone to your PC. Once the device appears in iTunes, click on it and click the "Restore Backup…" button.
Step 4. Select the most recent backup and click "Restore" in the prompt window. Wait until the iTunes restore operation completes.

Tutorial 3: Restore iPhone from iCloud backup

Step 1. Once you set iPhone language and country, you must select a WiFi network to connect to. Also, connect the iPhone to a power source since the restore process can quickly deplete the iPhone battery.
Step 2. Tap "Restore from iCloud Backup" and select an iCloud backup entry to restore from. You are recommended to select the most recent entry.
Step 3. Once the restore is completed, apps which you previously downloaded or purchased from the AppStore will automatically begin to load.

Learn mroe: How to Restore iPhone after Upgrading to iOS 7

Related Articles:

How to Backup iPhone File Before Upgrading to iOS 7
How to Restore iOS 7 Backup to iOS 6
How to Recover Deleted Messages from iPhone on iOS 7
How to Recover Lost Contacts from iPhone with iOS 7
How to Recover iPhone Photos after iOS 7 Upgrading

There are 3 ways to solve this issue.
The first one you can do is to use iTunes backup files to recover those data in the iPhone. The second one depends on the iCloud backup files. If you have iCloud backups, it is easy to get your data back.
Using iPhone data recovery application is the third way you can trust in.
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