Jailbreak iPhone 3.1.2 with blackra1n RC3

by: - Last updated on: October 30th, 2019

It’s here! Blacksn0w is here! @geohot has released the blacksn0w tool bundled into blackra1n RC3, well in advance. He had been teasing users with sneak peek and videos over the last few days. But now, he has released the blacksn0w tool to unlock both iPhone 3G and 3GS running on iphone OS 3.1.2 which works for baseband 05.11.07 as well, a day before the scheduled date.

BlackRa1n RC3 which is bundle with blackSn0w also enables official tethering. Blackra1n RC3 is by far the fastest and the most complete jailbreaking and unlocking tool for iPhone running on the latest iPhone 3.1.2 firmware. Blackra1n, has been updated to RC3, with hacktivation support, 15 second speed improvement, Tiger+PPC support, and installation of the latest blackra1n.app.

The latest RC3 version includes blacksn0w which can unlock iPhone 3G and iPhone 3GS running 05.11.07 baseband. Follow the simple step-by-step guide below to jailbreak all iPhone’s (2G/3G/3GS) and iPod touches (1G/2G/3G) on firmware 3.1.2.


How to Jailbreak iPhone 3.1.2 with blackRa1n RC3?

Step 1: Download and install the latest version of iTunes if you haven’t already. (download link ).

Step 2: You will now need to first update/restore to the original iPhone OS firmware 3.1.2 on your iPhone by using the latest version of iTunes.

Download iPhone OS 3.1.2 for iPhone 2G
Download iPhone OS 3.1.2 for iPhone 3G
Download iPhone OS 3.1.2 for iPhone 3GS

Step 3: Download blackra1n RC3 for Windows or Mac (download link at the end of the post).

Step 4: Start blackra1n app. If you are running it on Windows 7 or Vista, run the app with “Windows XP Compatibility” mode by enabling it from the “Properties” tab to avoid any errors during the jailbreak process.

Step 5: Click on “make it ra1n”


Your iPhone will be placed in recovery mode


Step 6: Let the app do its thing and wait for the phone to automatically reboot.


Step 7: You should now have “blackra1n” in the list of applications on your iPhone. Run “blackra1n” app and select the packages you want to install like “Cydia”. This will jailbreak your iPhone or iPod touch on iPhone 3.1.2 firmware.

Step 8: Finally reboot your iPhone. That’s it! You should now have fully jailbroken iPhone or iPod touch running on firmware 3.1.2.

Unlock iPhone 3.1.2 firmware 05.11.07 Baseband
: Follow the step-by-step guide posted here to unlock your iPhone 3G and 3GS on 3.1.2 firmware with 05.11.07 baseband

Download blackra1n RC3

Update: GPS, Youtube, WiFi Fix after blackra1n jailbreak

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  1. K. So I have a ipod 32g 4th gen and I tried to download blackra1n unknowing that it is meant for the iphone. The connect to itunes sign will not leave the screen and I have tried holding down the power off buttons and the connect sign still comes up. I tried restoring the ipod and it says “Cannot be restored. This device is not eligible for the requested build.” I have Mac OS X 10.4 so I do not have the necessary 10.5.8. What do I do to get my ipod working again? I don’t care if it is jailbroken anymore as long as it works.

  2. hello i need help my iphone4 i restored with i tunes.. and after that i tunes says u have tu put original sim card from provider. and that sim card i dont have anymore it wos tmobile Uk. know i cant use enything or i cant see enything plz help me anyone know this problem

  3. i have an iphone 3gs 4.0 and i updated it to 4.3.3 using itunes. after updating the iphone. my network signal is lost. so i tried to click the restore button in itunes tought that it will go back by default but after that i got stuck on itunes logo with usb cable logo on my iphone screen and it says emergency call… what should i do. i have really no idea about jailbreaking, blackrain or whatever poison programs or cydia that i always seen on the internet. i hope someone could help me. thanks in advance.