Download ireb 7 version now and bypass iTunes errors when downgrading and restoring. iREB utility designed specifically for Windows users, which at the time of recovery on custom firmware (created with Pwnagetool or Sn0wbreeze) appear iTunes error 1600 or 0ther like 1015, 1604, etc. Almost every owner of Apple devices you tried to create custom firmware using Sn0wbreeze, for example faced with the vagaries of iTunes, which is early in the process produces a different kind of errors (mostly they look 16hh, 1015). Indeed, these errors, it is not a pleasant thing, as they completely block the restore process. Due to these troubles, iH8sn0w developed tool  for Windows users, iReb, without which, as a result, no one is practically can complete the recovery process for custom firmware for Apple devices. iReb r7 will fix the error iTunes (1015, 1600, 1601, 1602, 1603, 1604) and successfully complete restoring process and maybe iOS 6.1.3 downgrading but it could be that the developer will release new iReb for iOS 6.1.3 after updated redsn0w. itunes error 1600 fix ireb r7 Requirements
  • Windows (XP / Vista / 7)
  • iTunes 10 and above.
Supported Devices
  • iPhone 2G
  • iPhone 3G
  • iPhone 3GS (old and new BootROM)
  • iPhone 4i
  • Pod Touch 1G
  • iPod Touch 2G (MB and MC)
  • iPod Touch 3G
  • iPod Touch 4
  • iPad
  • Apple TV 2
Today iReb r7 does not support devices running on a processor A5/A6 devices and as I said let's wait for the new update. Download iReb r7 iREB r7 (For iOS 3.x.x to 6.x.x)

How to Perform iTunes Error 1600 Fix With iReb | Windows

Step 1. Connect your device to the computer. Step 2. Download and run iREB r7 using the link above. Step 3. Choose the type of your tool and follow on screen instructions to place your iPhone into PWNED DFU mode. Step 4. When your device in PWNED DFU (you will notice the black screen), you will see the message in iReb prompt you to restore iPhone in iTunes using custom firmware file. Step 5. Launch the iTunes application and holding the Shift keyclick the Restore button. Choose the needed custom firmware and complete the process. Note: You can download iOS 6.1.3 and try it too. iTunes will restore your iPhone to the custom firmware and iReb r7 will fix iTunes error 1600, 1015 and other errors while downgrading and restoring.