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