Click Here To download the Host File and READ DETAILED Information about error 3194 and Trouble shooting of this error and two methods that will 100% work. Easiest itunes Error 3194 Fix - YouTube
How To Fix Error 3194 Successfully
To add Cydia’s SHSH Caching Server to the Hosts file: Download TinyUmbrella; Launch TinyUmbrella, go to the “Advanced” tab and check “Set Hosts to Cydia on. Just like how it was when iOS 4.3.2 was released, it seems like some iPhone users are having trouble when restoring their device to either stock, or custom iOS 4.3.3. Are you stumped at figuring out how to solve Error 3194 that appears on your iTunes? Do you want to know how you can fix the problem and get back to using your iPhone.
Fix iTunes Error 3194 When Restoring / Updating To Stock or Custom.