Is Gecko iPhone toolkit working with iPhone 4S?
At the moment, Gecko iPhone toolkit does not work with iPhone 4S. It is working for selected devices only and they include iPhone 3G, iPhone 3GS, iPad 1 and iPhone 4. Other devices that Gecko iPhone toolkit can work for are iPod Touch 2G, iPod Touch 4g and iPod Touch 3G. Visit http://absinthejailbreak.com/fix-iphone-disabled-passcode-stuck-on-apple-logo/, for more information.