I've Done every Thing Mentioned Here Still Having the same Problem; I have Iphone 3gs with IOS 5.1
iPhone 3GS, iOS 5.1
Did you have a look at this here: http://support.apple.com/kb/ts4451
Did you have a look at this here: http://support.apple.com/kb/ts4451
This one is even more helpful: http://www.igeeksblog.com/fix-itunes-error-3194/
You can't do that if your device is not jailbroken, if it is jailbroken then you can use the iFaith tool. Have a look at the below link which explains clearly which devices are eligible for upgrading and which are not, article also explains the usage of iFaith tool.
I've Solved The problem By Just Completly Removin' ( Placin' it Some where Else "As administrator ") The "host" File ( On Windows ) , it worked Just fine 🙂
Don't Edit it Just Do as Above
Error 3194:
This device isn't eligible for the requested build
It means that Apple has stopped signing the version of iOS that you have, try downloading the latest iOS version, then try Restore again.
Iphone 3gs Error 3194 when Updating To IOS 6.1.3
