You can recover your lost data from iPhone after iOS upgrade with iPhone Data Recovery which supports restore lost iPhone data directly from iPhone 5/4S/4/3GS or from iTunes backup for iPhone 5/4S/4/3GS.
Step 1.Connect your iPhone to Mac computer
After run Data Recovery for iOS. Select the device option in the window according to your device.
Step 2. Scan and recover lost data from iPhone directly
Choose "Recover from iOS devices" and you're going to enter device system according to the steps.
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