iPhone Error 1004 – How to Successfully Restore your iPhone 4 to iOS 4.0.1
iPhone error 1004 is the common error on iphone when you try to restore your iPhone 4 OS to iOS 4.0.1 Version. The pop up error would be like this:
“This iPhone [your name] iPhone could not be restored. This device isn’t eligible for the requested build.”
“The iPhone [your name] iPhone could not be restored. An unknown error occurred (1004)”.
If you get this kind of error on your iphone, then please do not panic. You could follow the steps provided below to fix the error.
Steps to Fix iPhone error 1004
Follow the steps below to get solution to the itunes error:
Step 1: Download the required iOS 4.0.1 ipsw firmware files from here.
Step 2: Put your device into DFU mode (not recovery mode).
Connect your iPhone to your computer.
Turn iPhone off.
Hold Power and Home buttons together for 10 seconds or so.
Release Power button but keep holding the Home button until your computer recognizes a new USB device.
iTunes will now recognize your iPhone.
Step 3: Before you proceed, you must make sure that you have your SHSH blobs saved on Cydia for the firmware version you restoring or downgrading to. If you don’t have your SHSH files saved, you cannot downgrade or restore to iOS 4.0.1.
Step 4: You will now have to restore your iPhone to the firmware you downloaded in Step 1. Click on your phone icon from the sidebar in iTunes. Now press and hold left “alt” (option) button on Mac (Left “Shift” button on Windows) on the keyboard and then click on “Restore” (Not “Update” or “Check for Update”) button in the iTunes and then release this button.
Step 5: Now sit back and enjoy as iTunes does the rest for you. This will involve a series of automated steps. Be patient at this stage and don’t do anything silly. Just wait while iTunes installs firmware on your iPhone. Your iPhone screen at this point will be showing a progress bar indicating installation progress. Now at some point, iTunes will probably throw 1004 or 1015 error at you. This is normal, just ignore this error as the firmware has already been successfully installed on the device.
Step 6: Your iPhone at this point will be stuck in Recovery Mode, showing that “Connect to iTunes” screen. To exit your device from Recovery Mode, download this program called TinyUmbrella (Windows / Mac). Run it and the click on “Kick Device Out of Recovery” button. Your device will now restart normally.
Via Redmond Pie (read complete instructions here)
Well just follow the steps provided from two sources above and I’m sure your error 1004 would be eliminated easily from your iPhone/iTunes. And you do not need go to the iphone repair service center to fix this kind of error.