Error(s):
Symptoms:
- This error can occur when the device is being restored.
Resolution:
- 1. Connect iPhone to iTunes, confirm that the device is in Recovery Mode. If it's not in Recovery Mode, put it into Recovery Mode.
2. Restore and wait for error 1604.
3. When prompted click OK.
4. Close and re-open iTunes while iPhone remains connected.
5. iPhone should now be recognized in Recovery Mode again.
6. Try to restore again.