JailBreak/Unlock iOS 4.0 Iphone 3G - Redsn0w

[Raju]

JailBreak/Unlock iOS 4.0 Iphone 3G (no 3GS)


The new iOS 4.0 has been released by Apple and with it comes the redsn0w update from Dev Team

redsn0w can now jailbreak and hacktivate iOS 4.0 for iPhone3G (3GS cooming soon)



Current (still beta) version is 0.9.5b5 and at present only works for with 3G/2G

Update: new beta version that fixes APN and MMS problems: if you have one of these please jB again with this version

Downloads links for redsn0w (Windows version):
http://sites.google.com/a/iphone-dev..._0.9.5b5-5.zip

*** UPDATES WHEN AVAILABLE WILL BE POSTED HERE ***


Instructions (only for 3G at the moment):
- download redsn0w and unzip it
- download the latest iiOS 4.0 ipsw from Apple:

http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iPhone4/061-7436.20100621.58Yt4/iPhone1,2_4.0_8A293_Restore.ipsw

- update your iPhone 3G to the latest iOS 4.0 via iTunes (you will need iTunes 9.2). If you want you can choose restore and use the ipsw file you just downloaded. Otherwise just follow the normal iTunes procedure
- start redsn0w



- browse and locate the ipsw you downloaded. Click open
- in the options screen that will apppear, you must select Cydia. All the rest is not necessary and it's up to you to select or not (multitasking is not advised on a 3G since it's too slow).



- follow the instructions on screen and connect your iPhone in DFU mode

- wait for redsn0w to finish the process. When it's done press the Finish button

- iPhone will reboot and all is done


If needed you can now unlock your iPhone using UltraSn0w (install from Cydia):
http://www.symbiantalk.net/showthrea...7509#post87509

NB: remember once you have done the JB to start Cydia and let it update and reorganize.

[shalimar]

informative!!
both jailbreaking and unlocking an iphone is born together steps for iphone. once you jailbreak your iphone you need to unlock it. jailbreaking your iphone can be done only through your current software version which your phone has. it may be of redsnow/cydia/yellowsnow.. what ever it may be the following are the steps for jailbreaking. this link http://mobiputing.com/2011/12/how-to...-1-untethered/ shows you how to jailbreak the iphone using redsnow. the same steps follows to other softwares too only thing is the software differs. after jailbreaking your phone you need to unlock it. you can unlock it using softwares or some other methods. if you ask me i will say remote unlocking is the best way to unlock iphones. to get this service you can contact Mobileunlocksolutions.com or some other providers who provides this service.