thanks

oh! sorry but as i mentioned all the details in previous threads. actually my i4 is not carrier unlocked so IOT unlock i have to restore to 4.0 right? so when i connect to itunes i have a choice to restore and i thought its 4.0 but when i tried to restore itune is asking for a password. R/

hurraaa!!! its done. thank you so much guys specially osso12, but still have another issue to clarify, when i connected to itunes i have option to back up but it is requesting for a password. now i have updated to 4.2.1 and no will it be able to restore to the previous version i mean 4.0 i...

i have tried redsn0w 0.9.6b4 couple of times but when installing cydia it stops working and leave two options close program or find solution online

alright, when i erased it i know nothing about i4, its tethered jail break and when i reboot it lost jail break and my friend told me to erase all contents i did it. and now the scenario has changed, after going through several threads i decided to update to 4.2.1. and now it shows itunes...

yes from the setting menu, and yes now it shows apple logo

hi all, i have i4, and i was using ios 4.0, but now i have erased all contents. and the it shows only apple logo. i donno if its unlocked or not, and shsh blobs are not saved, and dont have backup either. since there is no unlock, now i m afraid to update to 4.2.1, i need a good advice on...