I bought an iPhone 4 on ios 4.3.3 unlocked on gevey sim i jailbreaked it with redsn0w and installed cydia everything was working fine until i installed H1Siri it restarted and now stuck on apple logo it restarts automatically after 10 minutes it restarts and stucks again. Is there any way to fix it.............please i don't wanna update it so is there any way