After upgrade, the iPhone data must be erased, including photos, music, text messages, contacts, etc. so you must backup all the data before upgrade, if you lost data after upgrade, iPhone Data Recovery can help all you out of those data losing troubles, you can follow the steps below and have a try!
Step 1. connect your iPhone to your computer
Connect your iPhone to your computer and launch the program
Step 2. Download a plug-in separately for your iPhone
Before scanning your iPhone for, you should download a plug-in. The plug-in will show up once the iPhone is connected. Just click the "Download" button. After downloading it
Step 3.follow instructions to scan your iPhone
Before you perform recovery, you ought to enter the system of your iPhone. Follow the steps below:
1. Hold your iPhone and click "Start".
2. Press the Home and Power buttons at the same time when you click "Start",and hold them for exactly 10 seconds.
3. After 10 seconds, release the Power button and keep pressing the Home button for another 15 seconds.
Step 4. preview data from iPhone
After a while, you can see all the found data, to preview your iPhone, the data to be selected are not only the deleted ones but also the remained ones. Since you want to recover those, you should refine the result by turning on the button. Mark those you want, and click "Recover" to save them on your computer.

Guide: iPhone Photo Recovery, iPhone SMS Recovery, iPhone Contact Recovery, iPhone Video Recovery, iPhone Notes Recovery

After upgrade, the iPhone data must be erased, including photos, music, text messages, contacts, etc. so you must backup all the data before upgrade, if you lost data after upgrade, iPhone Data Recovery can help all you out of those data losing troubles, you can follow the steps below and have a try!
Step 1. connect your iPhone to your computer
Connect your iPhone to your computer and launch the program
Step 2. Download a plug-in separately for your iPhone
Before scanning your iPhone for, you should download a plug-in. The plug-in will show up once the iPhone is connected. Just click the "Download" button. After downloading it
Step 3.follow instructions to scan your iPhone
Before you perform recovery, you ought to enter the system of your iPhone. Follow the steps below:
1. Hold your iPhone and click "Start".
2. Press the Home and Power buttons at the same time when you click "Start",and hold them for exactly 10 seconds.
3. After 10 seconds, release the Power button and keep pressing the Home button for another 15 seconds.
Step 4. preview data from iPhone
After a while, you can see all the found data, to preview your iPhone, the data to be selected are not only the deleted ones but also the remained ones. Since you want to recover those, you should refine the result by turning on the button. Mark those you want, and click "Recover" to save them on your computer.

Guide: iPhone Photo Recovery, iPhone SMS Recovery, iPhone Contact Recovery, iPhone Video Recovery, iPhone Notes Recovery