Proceed to log into your i Cloud account with your Apple ID.
Step 2: Open the Find My i Phone service in i Cloud.
In other words, this happens because to update the version of our device, the firmware, the software that we download must be digitally signed by Apple, who has stopped signing the versions earlier than they have available. This means that if you want to install any other firmware on your device, it will not permit you and give the error 3194.
In this section, you will find the solutions to your i Phone error 3194 by checking your Host Files: Step 1: In this first step it is necessary that i Tunes is closed before going to the next step.
Step 2: Open the Host file in your computer: Step 3: In the notepad, search the Apple address 126.96.36.199 gs.