Yesterday i tried to restore firmware of my iphone 4. Now its condition is very bad. Its stuck in whatever mode. Now the condition is whenever i tries to jailbreak or install firmware through redsn0w, screen wont show anything but when i try doing it by itunes screen again show nothing. but when using redsn0w i do boot, a sound of itunes can be heard and after that phone is visible on itunes but the screen of iphone is showing nothing not even black screen or any stuff like it. Please help am in real problem
