Much easier way to Untethered Jailbreak iOS 5.1.1

This jailbreak is compatible with iPhone 4 baseband/ modem firmware 01.59.00 and iPhone 3Gs baseband/ modem firmware 04.26.08, 05.11.07, 05.12.01, 05.13.04 and 06.15.00. See your modem firmware before doing this untethered jailbreak.

Step by step :

1. Download ios 5.0.1.ipsw fron here or 5.1.1 .ipsw from here

2. Save your .shsh in cydia

3. Download redsn0w from here

Redsnow works:

4. Open it and select Extras

5. Select custom ipsw

6. And open the .ipsw which is downloaded before in your computer

7. It will make NO_BB_iPhone,1_5.1.1_9B206_Restore.ipsw

8. Now select pwned DFU mode

9. Here has some step for DFU mode

10. After managing DFU / black mode, your computer recognize the iPhone

iTunes works:

11. Now open iTunes and select (shift button + restore).

12. Now select  NO_BB_iPhone,1_5.1.1_9B206_Restore.ipsw

13. Then iTunes manage to install the ipsw in your iPhone.

14. Now your iPhone will be start in a factory mode.

Redsn0w works: 

15. Open redsn0w and select jailbreak

16. Again go to DFU mode and select next, it will work itself in your iPhone

17. Now your phone completely restored by no baseband

Cydia works:

18. Open Cydia from your iPhone and refresh

19. Then search ultrasn0w version 1.2.7 and install

20. After installing it ask to restart.

21. After restarting, again open Cydia

22. search rocy Racoon for ios 5.1.1 and install or search Corona 5.0.1 untether and install

23. Now your iPhone is untethered jailbreak.

**You need  internet and WiFi connection for this jailbreak