Jailbreak and unlock iPhone 3.1.2

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.

You may also like to see the following posts:
 
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458 Comments

  1. bermuda girl says:

    Hi I have my iphone 3GS version 3.1.2 and I jailbreak it wiht the help of this site i cant believed it ! this people are smart thank you guys , but for now im waitng to unlocke my phone I love this site I love you guys ! thank you so muuch and looking forward to unlock my phone soon,

  2. edmundyeo says:

    i’m in trouble.i’ve upgraded for mistake my iphone 2g (bought in america)from 3.0 to 3.1.2…
    my iphone is now blocked and i don’t know how to mekes it work again..
    please help me
    my email edmundyeo@yahoo.com
    thanks

    edmundyeo

    • Dreadlock says:

      hi, u have to download 3.1.2 firmware,instal it on you iphone, and if u will see blocked, u have to download this program http://www.blackra1n.com/ 1mb maximal size im not sure now , i done it tomorow and my iphone 2g works fine again :) gl and sorry about my english :D

    • new_geek says:

      hi i had iphone 3G which i mistakenly upgraded to 3.1.2
      but the above mentioned post although says it doesnt work if the baseband is the latest one but it did workout for me as i thought why shouldnt give it a try…
      goodluck guys it worked for me!

  3. siddhant says:

    Hi i have a iphone 3g with firmware 3.1.2 and i want to unlock it it using Ultrasn0w how do i downgrade my baseband because its updated using apple restore
    pLease do help me and reply by mails
    on siddhanth_shetty2001@yahoo.com

    Thank uuuuu

  4. Grace says:

    I already unlocked& jailbreak my iphone yesterday. My husband mistakenly plugged it in and itunes and it restored everything and now the Firmware is 3.2.1 (7D11). Quickpwn doesn’t work. And I have no clue now what to do!!! PLEASE HELP!!!

  5. ayadentwan says:

    hi i have iphone 2g version 3.0 and i wont to update to version 3.1.2 and Jailbreak and unlock it
    my email ayadentwan@yahoo.com
    thanks

  6. Ricky says:

    I have a 3g phone and cannot get rid of the quickpwn app can some one help out?

  7. duy nguyen says:

    please tell me what is baseband? My iphone is 3GS lock, modem firmware 04.26.08. I have unlock by ultrasn0w. Now, is it possible if I want to update my iphone to 3.1.2. thank you

  8. Arrieta says:

    Downloading your custom firmwares above will update my baseband or is a sage upgrade?? or only the one’s downloaded by apple i dont want to have an ipod tocuh instead of an iphone lol !

  9. 32gs says:

    cant wait unlock my 32gs

  10. Andrew says:

    My iPhone 3G got stuck at the “Downloading Jailbreak Data…” with that loading animation(idk it’s name). It isn’t rebooting and if i reboot-no cydia. Please help me!(y_operator@yahoo.com)

  11. John Buyer says:

    Hi

    I have iPhone 3G on Os 3.0. The iPhone was locked with the provider initially. Now using redsn0w 0.8 and the ipsw file iPhone1,2_3.0_7A341_Restore I have managed to jailbreak and also unlock the iphone on OS3.0.

    Somehow the phone keep refreshing, restarting itself now.

    Would like to move on to 3.1.2 with Jailbreak and unlock, so that I could use all my previous applications and can switch SIM on the same phone.

    Could someone please provide what I should follow. There are lots of do’s and dont’s.

    The steps explained above using “iPhone1,2_3.1.2_7D11_Restore.ipsw”, other questions i have
    - What is the baseband version in this updated ipsw. Is it custome built or the same as apple’s 3.1.2
    - It will jailbreak 3.1.2 but then there will be no cydia? If no cydia, how to install the cydia packages Voip3g, Sbsetting, Fiveiconrows etc
    - Can I still use the multiple SIM or will iPhone remain unlock

    thanks a lot guys.

    John

  12. mardi says:

    same problem here… help please!!?

  13. mardi says:

    by the way my firmware is the new 5.11.7.. is that bad? :(???

  14. 32gs says:

    download blackra1n jailbreak then install cydia then install blacksnow to unlock

  15. Hazem says:

    I have a first-generation iphone with outdated software (1.1.4).. I want to update to the new 3.1.2, but want to know first if I will be able to unlock and jailbreak it..
    Can you help?

  16. ben says:

    hi
    i lost my iphones password u noe the 4 digit one and i got no net at home and i cant restore at anywhere else can someone plaz tell me how to do it?

    murtaza_shafapour@yahoo.com

  17. gouldKIM says:

    hi!

    i have an iphone 2g and have mistakenly updated it to verion 3.1.2. now, i want to unlock and jailbreak it so can use it again asap. i am badly needing your help. please do send me “how to” on my e-mail (kristinamarieparenas@rocketmail.com).

    i will be anticipating for your (anyone who’s willing to help) positive response.

    thank you very much!

  18. Waleed says:

    hi
    i have iphone 3g 16gb and i can’t restore to 3.0 bcoz i dott error 1015…….plz help me and reply me to my email…
    waleedbinfaisal@hotmail.com

  19. Donald says:

    Update your iphone using the stock apple ispw.
    3.1.2 is unlockable at blackra1n.com

  20. faris says:

    Hi, my friend accidently update my 2G Iphone 2.2.1 to 3.2.1 using Itunes. Now the phone is in locked state. I can recieve and make calls only. There is no menu and other things. Very much upset. Please help me

    • babeast says:

      You have to use blackrain and unlock the phone once more. It should work now

    • farisca says:

      I did five times, but still nothing. actually its a jailbreaked 2g iphone 2.2.1 then I tried to update using original apple itunes to 3.2.1. after that this problem came

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