Jailbreak and unlock iPhone 3.1.2

Jailbreak, iPhone, iPhone 3G, iPhone 3GS, iPhone OS 3, iPod Touch 2G | Hans | October 8, 2009 at 1:26 pm

Jailbreak iPhone 3.1.2

Update #2: Want to unlock iPhone 3.1.2? Go to my download and install blacksn0w post to unlock.

Update #1: Go to my jailbreak iPhone 3.1.2 with blackra1n post to jailbreak your iPhone or iPod Touch!

Today the iPhone 3.1.2 update was released to iPhone, iPhone 3G, iPhone 3GS, and iPod Touch usres. This update includes mainly bug fixes. If you would like to jailbreak or unlock your device, you must read this. If you have an unlocked iPhone 3G or iPhone 3GS do not update to this new firmware, updating to the iPhone 3.1.2 firmware will permanently update your baseband. The newer baseband does not support software unlocking.

The jailbreak has not been released yet, but you if you’ve got too much time on your hands you may be able to jailbreak if you try the following. If this works please share your results in the comments.

How to Jailbreak iPhone 3.1.2Jailbreak and unlock iPhone 3.1

1. Update to iPhone 3.1.2. After updating, find your iPhone 3.1.2 IPSW file or download it using any of the links below. Remember, don’t use Safari to download. Safari can’t download .IPSW files properly, use a different browser!

2. Download redsn0w.

3. Follow the jailbreaking guide at the Jailbreak iPhone 3.1 post.

Unlock iPhone 3.1.2

It’s possible to unlock iPhone 3.1.2 but only if your baseband has not been updated to 05.11.07 or the newer baseband, you must create a custom firmware that uses the 04.26.08 baseband. The iPhone 3.1.2 update updates the baseband to a newer one that permanently blocks the software unlock. A guide on how to unlock iPhone 3.1.2 will be up once a jailbreak tool is released.

For now, follow @QuickPWN and subscribe to QuickPwn YouTube channel for updates.

Today Geohot released blacksn0w. I’ve created a step-by-step tutorial on how to
install blacksn0w on iPhone OS 3:

http://www.iphoneos3.com/2009/11/03/download-and-install-blacksn0w-for-iphone-3g-or-iphone-3gs-3-1-2/

Any linkbacks on your blog are appreciated. We are also creating
guides for users on how to download Cydia’s On File so they can be
safe from future updates.

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457 Comments

  1. Me and him says:

    Hey everyone,

    I have a iPhone 3G from T-Mobile in Germany that is running 3.1.2 – and I really, really want to jalibreak it so I can use the internet tethering option.

    Two quick questions:

    1. Is this possible now that I’ve upgraded to 3.1.2? I’ve read other places that internet tethering is not possible after 3.1.

    2. Would you suggest I use Blackrain, Pwnage, or something else? (I mostly just want to be able to enable internet tethering, but if I can unlock it as well, I’m up for it.)

    3. I will still be able to access the Internet over 3G and WiFi, correct? I have unlimited data transfer right now, and dont want to fuck it up.

    Thanks, really.

    • Marc says:

      Dont worry nothing is going to be damaged, if you want to jailbreak it its easy for you. You have a 3.1.2 firmware iphone 3g just download Blackra1n and do what they say its really easy.

  2. TJ says:

    i downloaded redsn0w-win_0.8.zip and iPhone1,2_3.1.2_7D11_Restore.ipsw but after using red snow cant recognize ipsw , can anyone help me please is there any other thing that unlock 3g iphone ?

    i updated iphone version to 3.1.2 (7D11) or it should all empty? like new one ?

  3. Glen says:

    I have a 4gb unlocked iphone that has 2.0.2 firmware. i want to update to at least 3.0 firmware, what should i do?

  4. ergqerg says:

    bitch fuck ! iPhone 3G 3.1.2 download is the 3GS firmware funking donkey fuck.

  5. Kiwi says:

    hi,ive tried using redsnow but when i finished the iphone 3g screen is only white,i hold home and power then the iphone turns on,then the clydia symbol does not show,i restored to 3.1.2 but i got error code 1602 and my iphone goes into recovery,any suggestions?

  6. diggs2u says:

    ya wait till blackrain comes out with new jailbreak for 3.1.3. 3.1.2 is gone if youve updated to 3.1.3. you could also try snowbreeze just did it on buddys phone. good luck

  7. John says:

    Hi, I have an unlocked and jailbreaked Iphone3G at 3.0. However something seems to be wrong with the software and I want to update the firmware to 3.1.2 or 3.1.3. Can someone please tell me what software to download for windows. Thanks

    • MArc says:

      If you guys upgrade to 3.1.3 firmware their is no jailbreak for it right now. That’s what i did and still waiting for 3.1.3 firmware jailbreak, stick with blackra1n to jailbreak works really good for mac users and WIndows.

  8. Mohamed Belahcen says:

    i have an iphone 3GS i had at first 3.1.2 version but cracked apps didn’t wanna work even though i used Cydia in blackrain and when a friend of mind tried reinstall this version the iphone was blocked and now i can only make emergency calls!!plzzzzzzzzzzzzzzzzzz i need help!!

  9. Mohamed Belahcen says:

    sorry but it was 3.1.2 and then my friend turned it into 3.1.3

  10. Ross says:

    Hey could somebody please sent me the official iPhone 2g 3.1.2 ipsw file, tryed downloading from the links above but no luck :( my email adress is dowell@googlemail.com, I’d really aperchate it guys ;)

    Dowell

  11. andrew says:

    I used to have my iphone unlocked until i updated it to 3.1.2 firmware on itunes with my t-mobile sim in it and it reset my iphone and i had to borrow someones at&t sim card to restore it. Then i tried to dl blackra1n again on my computer I get Blackra1n to complete the process and I get the pop up saying it is complete and asks for a donations and just wait for my iphone to reboot, but i my iphone never reboots it just stays as a lit up black screen and doesn’t reboot and eventually turns off and when i turn it back on blackra1n isnt on my iPhone. does anyone know whats going wrong?

  12. pål says:

    hi, i had the 3.1.3 firmware and got it to a 2.0.2 firmware now, but i cant find any software to unlock a 2.0.2 firmware

  13. riley says:

    hey i need some help i jailbroke it and it wont go pat the screen with the apple sign in the middle

  14. haru says:

    Hey, so i have already unlocked my 2G phone and using it fine but its the old iphone os 2 something, now i want to update to 3.1.2 but i am afraid of the write process of upgrading an already unlocked phone…. so please could some one give me the correct process of installing 3.1.2 for an already unlocked phone… :( any help will be greatly appreciated

  15. gizmo says:

    Hi
    I have a new Iphone with XXX49 serial. (3.1.2)
    and blacka1n isn’t working: it says “entering recovery” then iphone turn to itunes logo and then nothing, for hours !!
    anyone knows how to have my phone jailbroken ??
    thanks

  16. V.D says:

    i updated my jailbroken ipod touch to 3.1.2.
    it rebooted in itunes and not in blackra1n.
    now my apps won’t work,i lost most of my apps
    and i kept rejailbreaking it but still won’t work.
    what should i do to fix it?

  17. Michael says:

    Please i need your help, i upgraded my iphone 3g to the latest update thereby loosing my service provider connection. i have downgrade the phone to 3.1.2 but still could not use my sim. What should i do to be able to use my iphone with my local service provider sim again

  18. poorna says:

    hai i have an iphone which is unlocked and 2days back i used redsnow and updated the version and finally it asked me to connect to itunes and i connected and clicked on restore at the end of this process Itunes askes me to insert the sim without simpin and i dont have one tried blackrain winpawn but of no use
    please help me out

  19. sahil says:

    hey bro i have an iphone 3g 3.1.2 unlocked wid blackrain all i want to do is just download n play full version games but i dont know how to do it…
    can u please help me out..??

  20. Justino says:

    i have an iphone adn i was wondering if i can hack it with no sim card???

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