Jailbreaking the iPhone 3G fell on the web. The hacker announced today on her blog that she is ready for use, and officially released on this site , code-named purplera1n.
For now the new tool works only on Windows, and for being a beta solution, because the firmware upgrade to 3.1 due out at any time, is highly recommended that you know what you're doing before any procedimentode jailbreak!
Apple provides the user manual for the new iPhone 3G and firmware 3.0.
There you will find the new features of the iPhone 3G and Firmware 3.0
Download here for now only in English. = (
Ultrasn0w Guide - Unlock (unlock) iPhone 3G - firmware 3.0.
Make sure your phone is with the Firmware 3.0 . and done with the jailbreak redsn0w .
Step 1: Add the repository / source to Cydia or Icy: http://repo666.ultrasn0w.com
(WARNING: it is better, before installing to disable the 3G network on the device: SETTINGS> GERA L> NETWORK)
Step 2: Search for "ultrasn0w" and install!
Step 3: After installation restart your phone and voila!
Just remember, do at your own risk.
via itouchbr