JailbreakMe is so popular that already thousands of iPhone users have jailbreaked their iDevice with this simplest userland jailbreak.It was quite surprising to know that JailbreakMe was using bug in Safari browser for rendering PDF files.
However the clever trick of using Phonebook SIM card to activate iPhone seems to have ended, as per Hashim Sherif recent tweets, Apple has got the way to block phonebook sim card trick which used to work, they fixed by hooking the activation wildcard ticket to the ICCID of the used sim.
Simply follow the steps thats are given below:
2. Run software and sync with iPhone 4/3GS/3G
3. Download lockdown folder from gsmhosting
4. Go to /private/var/root/Library/ and delete original lockdown folder and put lockdown folder downloaded in step 3
5. Restart iPhone.
That’s it, Now use your iPhone with your choice of carrier sim.