1.Download and install updated version of iPhone Tool. 2.Open iPhone4 Tool. 3.Put your iPhone4 into DFU mode. 4.Click 1 to run the ssh_rd tool. 5.Wait until ssh_rd tool is done (when you see Successful in GREEN letters). 6.Click number 2 to mount your device filesystem (if not mounted the first time, just close the window, and click number 2 again). 7.Now click number 3 to copy the needed files over to your iPhone. 8.Your device will reboot and go into restore mode. 9.Click the exit recovery button. 10.Done!
How to Bypass & Hacktivate iOS 7 & 8 Activation Screen