Itunes Iphone Update Error 21 When Restoring' title='Itunes Iphone Update Error 21 When Restoring' />Fix Error 3194 from iTunes during iPhone restore. As long as nothing is actually wrong with your iPhone, you can exit Device Firmware Update DFU mode without restoring the device in iTunes. To get out of DFU mode. If you are trying to restore stock or custom IPSW on your iPhone, iPod Touch or iPad and iTunes throws 3014 error, it means iTunes failed to fetch the SHSH. How To Fix Error 3194 While Restoring and Updating iPhone or iPad by modify host file Error 3194 is one of the most common and occurring Error that every. Itunes Iphone Update Error 21 When Restoring' title='Itunes Iphone Update Error 21 When Restoring' />Fix i. Phone 5. S Error i. Tunes Restore 1 which is Related to Baseband Hardware Software Selekt. Fix Error 3. 19. 4 from i. Tunes during i. Phone restore If you run into Error 3. Tunes when you are trying to restore your i. Phone, i. Pad, or i. Pod touch, you can fix it by temporarily blocking Apples firmware signing services. Error 3. 19. 4 seems to usually be triggered when unsigned or expired firmware is used, often during an i. OS downgrade or upgrade, or even during some restores. If you experience the error on your i. OS device, heres how you can quickly resolve it so that i. Tunes will function with the restore or i. OS update as intended. This applies to all versions of i. Tunes on both Mac and Windows PC, heres how to resole the error. The fix is the same regardless of what operating system you are using Quit i. Tunes. Locate your hosts file, in Mac OS X this is etchosts and in Windows this is c windowssystem. Open the hosts file with Administrator privileges. Add the following lines to the very bottom of the hosts file and save the change 7. Connect your i. Phone to the computer. Launch i. Tunes. Put the i. Phonei. Padi. Pod into DFU mode by turning the phone off and then holding down the sleep and power button for 1. Tarzan All Song Mp3 Download. Tunes tells you that the device is now in recover mode. Use the i. Tunes Restore feature as usual with the i. OS device. You may need to flush your DNS cache for the change to take effect, though usually just quitting and relaunching i. Tunes is sufficient to get the app to recognize the change. Once your i. OS update is finished, go back to the hosts file and remove the 7. Tunes can properly update as usual. This is an essential step otherwise you may encounter future errors when trying to update or install i. OS versions. Note that i. Tunes Error 3. 19. This device isnt eligible for the requested build, which is why its necessary to always use the appropriate firmware files for your device if you are performing manual updates. Or better yet, just let i. Tunes or i. OS update itself without trying to use the firmware files manually. If you need them, you can get the latest versions of i. Phone firmware, i. Pad firmware, and i. Pod touch firmware directly from Apple. Keep in mind that the signing window for downgrading i. OS versions has shrank dramatically, and without a history of storing SHSH blobs there is no way to revert back to prior versions of i. OS once that happens. In that case, no amount of tweaking hosts or adjusting IPs is going to make a difference to restore to older IPSW, and thus you would have to either keep the current i. OS version or opt to upgrade to a newer version to escape the 3. For those who want to know, the IP address being temporarily used and re associating gs. Cydia fame signing server. If youre having trouble figuring out the whole hosts file situation, click here for a walkthrough on the process, demonstrating how to make changes to hosts and how to make those changes take effect if they are not instantly recognized by the OS. Still Getting Error 3. Tunes What now If you still encounter the error, or you find another i. Tunes error, go back into the hosts file and place pound sign in front of the IP addresses in question, thereby preventing their association. This may look something like the following 7. Save the file and try to restore the i. OS device again. Flushing DNS cache is sometimes necessary. Each IP rule with a in front of it becomes voided. You can also delete the IPs and their associated domains, but that isnt entirely necessary. Why does error 3. For most users, the 3. OS device, and in that process of modification the jailbreak tweak modified the hosts file thereby blocking Apples servers. Initially thats not a problem, but it can trigger the error when i. OS is later attempted to be updated to a new version, restored from a backup, or modified. Most modern jailbreak apps will make the necessary changes to prevent the error from ever being triggered, but that isnt always the case. In more rare occurrences, Error 3. OS upgrade or restore. In those cases, usually attempting again in another minute or two will let the issue sort itself out and things will be working again as usual. Thank you to Parakeet for providing this fix.