* IPhone 3G former iBoot only.
* The restoration of this custom iOS 4 jailbroken must be done with iTunes 9.2.1
* Determine the version iBoot.
It seems inconsistent in the author's custom with a jailbroken with Spirit, but try to install Cydia Package Spirit2pwn.
iOS 4 jailbroken 3G unactivated and activated
* Size partiton root Cydia: 1 GB
* Baseband preserved.
* IPhone3GS_iOS4_0_1_CUSTOM_ipsw
A Custom enabled is for people without the original SIM card operator for the iPhone, so after having managed to restore iOS four custom jailbreak, Cydia finish installing a wireless connection and then install 0.9.3 Ultrasn0w
* Launch iTunes and click SHIFT + Restore (Windows)
* If this does not go in DFU mode or Recovry before starting the restoration.
* Give him the custom firmware 4.0.1 jailbreak iOS.
* After restoring your custom, finish the installation of Cydia
All customized firmware.