How to Fix iTunes Error 3194 While Restoring or Updating iOS
In case you are getting error 3194 while restoring or updating the iOS in iPhone, iPad or iPod, here’s how you can resolve the error. These methods can also be used to short other errors such as 17, 1639, 3100 to 3999 and more. This device is not eligible for the requested build. You need to then check the hosts file. The problem takes place as iTunes cannot communicate with Apple update servers. One also needs to check the host file and no entry for gs. apple. com.
For a Mac device, quit iTunes and launch the Terminal. Enter the command and press Enter/Return and enter the password used to sign in your computer when prompted and press the enter button. Terminal will then show the hosts files seen below. In case errors can be seen for gs.apple.com, the entry needs to be either removed or commented. You also need to navigate the gs.apple.com through arrow keys and save the file after which you need to exit the editor and restart your computer.
If one does not have an entry in the host file for gs.apple.com and are getting error 3194, then disable the firewall or anti virus software on the computer as they are preventing iTunes from connecting to Apple servers.
Another thing you can do is check the firmware file. This device is not eligible for the requested build error message can occur if you are trying to update or downgrade your device with a firmware file Apple employed to stop signing.
iTunes can also throw up an unexpected error namely 3194 in case there is a connectivity issue with the update server. One can try again to see if this goes through effectively. In case none of the solutions mentioned help, then update or restore the device on another computer with a different internet connection.
In case there are errors when one tries to update, restore or sync the iPhone, Error 3194 is the most common. To fix an Error 3194 during iOS update you need to take this step. You are trying to update or upgrade the firmware but iTunes reveals error. This could be a problem with the hosts file which can be used to fix it.
You can also fix iTunes error 3194 for a Jailbroken iPhone using TinyUmbrella. This is a cool little software heard of already. This method is part of the 3194 error fix foe downgrade of iOS firmware, works for an update too. Jailbroken iPhones won’t restore to factory settings, so TinyUmbrella is perfect for this.
For this you need to download the iOS firmware that has to be upgraded or downgraded to for your iPhone. Then you need to download the software and connect your iPhone and close iTunes in case it pops open automatically. You need to then check the TinyUmbrella and click on the Start TSS server. Place your iPhone in DFU and in case you are updating the firmware, you need to click a combination and point to iOS ipsw files. IOS will restore the correct iOS firmware pointed to and update your iPhone to it.