Get Out of (DFU) Recovery Mode
Overview
Recovery mode (or DFU mode) turns up after an update or restore. Get your phone back in working order with these tips.
Step 1 - Connect iPhone to the Computer
Use the USB cable.
Step 2 - Open iTunes
Open iTunes and you should see a message telling your that your phone is in recovery mode and must be restored.
Step 3 - Restore
Select Restore under your iPhone's Summary tab in iTunes.
Step 4 - Backup your Settings
Back up your iPhone settings (see image below). Your iPhone will perform a backup each time you sync it to your computer.
Step 5 - Restore your iPhone
Restore your iPhone to previous settings by selecting Restore when prompted.
Step 6 - Keep iPhone Connected
Do not disconnect the phone during the recovery process. When it is finished, your phone will restart and the Apple logo will appear.
Step 7 - Select the Recent Backup
Select the most recent backup date when iTunes prompts you to set up your iPhone. You are now done!
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