Ireb 4.0.x 4.1 Rc2.zip 1 Jun 2026

iREB is a small utility historically used by iPhone and iPod Touch users to enter devices into a pwned DFU (Device Firmware Upgrade) mode so that custom or unsigned firmware images could be restored via iTunes or other tools. It was developed in the jailbreaking scene to assist users in downgrading firmware, restoring to custom IPSW files, or recovering devices that iTunes would otherwise refuse to accept due to signature checks.

: Provides a straightforward graphical user interface for selecting specific device models. Supported Devices iREB 4.0.x 4.1 RC2.zip 1

Using the tool is straightforward, but it requires precision during the DFU phase. iREB is a small utility historically used by

In this case, the ".zip 1" file likely indicates that the iREB tool has been split into multiple parts, possibly due to file size limitations or hosting constraints. The "1" likely denotes the first part of the archive, which, when extracted, will yield the complete iREB tool. Supported Devices Using the tool is straightforward, but

: Follow the on-screen prompts to put your device into DFU mode. This typically involves: Holding Power and Home for 10 seconds.