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Jailbreak and Unlock iPhone 2G OS 3.1.3 with Redsn0w

3 February 2010 by Vinay 54 Comments

Apple unexpectedly released a firmware 3.1.3.  With this new release, Apple update the baseband of the iPhone 3G and 3Gs and as usual the iPhone 2G baseband  is unchanged. You can do this guide on any iPod, and on the iPhone EDGE aka iPhone 2G. Procedure is same like you jailbreaked your iPhone 2G 3.1.2 with a little change described below.

Download for iPhone Jailbreak

Step 1. If you have not already, download the original firmware 3.1.2 and 3.1.3 on the desktop of your computer. In case of unlocking an iPhone EDGE,  be sure you also have the two files Bootloader: bl39.bin and bl46.bin

Step 2. Connect the iPhone to PC or Mac and update your iPhone 2G to firmware 3.1.3

Step 3. Launch the application and click on Browse. Select the original firmware 3.1.2 [select 3.1.2 not the 3.1.3] from the desktop of your computer and then click on Next

Step 4. It will start an automatic process (and very fast) which will be downloaded and patched the kernel.

Following a new screen will appear. Cydia is already selected.

Capture_thumb

  • Install Cydia: Main reason why we jailbreak iPhone.
  • Verbose Boot: Will allow you to replace the boot with the apple (boot chart) with the verbose mode, or the ability to see everything that is loaded at startup;
  • Custom Boot Logo: Bore with classic apple startup, change with your face or whatever else. Size should be 320X480.
  • Recovery Custom Logo: A logo that will replace the classic Recovery;
  • Already Pwned: Select if you want to install the verbose boot or change the boot and recovery logos on an iPhone on which has already been to jailbreak;

Step 5. Now you will be asked to put the iPhone in Recovery Mode (iPhone 3GS) or DFU (the other iPhone / iPod).

How to put your iPhone in recovery mode :

  1. Turn the device completely off and disconnect it from cable/dock.
  2. Hold down the home button.
  3. While holding down the home button connect to a computer with a cable (easiest) or dock.
  4. Keep holding down the home button until you see a connect-to-iTunes screen You are now in recovery mode.

To escape Recovery Mode and power the phone off simply hold down power and home buttons for ten seconds.

How to put your iPhone in DFU mode :

  1. Connect your iPhone to your computer.
  2. Turn iPhone off.
  3. Hold power and home together for 10 seconds (exactly).
  4. Release power but keep holding home until the computers beeps (observed on a PC) as a USB device is recognized.
  5. A few seconds later iTunes should detect your iPhone.
  6. If the Restore Logo is present on the screen, you are in Recovery Mode, not DFU.

Step 6. Once you are in recovery mode/dfu mode redsn0w will start another automated process to complete the Jailbreak.

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54 Comments »

  • vdploeg said:

    thanks a million, my iphone didn’t recognise my sim. followed the instructions above and it works a treat.

  • alex said:

    thanks

  • mussonero said:

    are you sure this will work with iphone 3GS factory unlocked too ???

  • mussonero said:

    Step 5. Now you will be asked to put the iPhone in Recovery Mode (iPhone 3GS) ????

  • Chris said:

    i unlocked my phone im using tmobile and using 3.1.3 but cant get mms working can anyone help please

  • aiden said:

    Hi, can anyone confirm for me, will the above automatically unlock my 2g iphone…Or will i have to do another procedure after doing the above to get the unlock. Thanks!

  • brian said:

    Hi, I had an iphone 2g 3.1.2 – i used blackra1n, cydia, and bootneuter. I jailbreaked. But after I ran bootneuter it said TMobile in the corner but only said “Connect to Itunes”. I then connected to itunes to restore it, but accidentally upgraded to 3.1.3. My baseband is 04.05.04, and when I put the Tmobile card in it still says TMobile in the corner and “Connect to Itunes”. WHAT DO I DO NOW??? RUN BLACKRA1N AGAIN? OR RUN REDSNOW?? PLEASE HELP!

  • Drew said:

    Whenever I download the Ipsw files and extract the Zip I don’t ever get the actual ipsw, just a bunch of .dmg and a couple folders. Any ideas on what I do?

    I’m using iPhone 2G OS 3.1.3

  • Aamir said:

    I tried to unlock my Iphone 3g firmware 3.1.3 by using Snowbreeze but i could not do, my phone is 3g but snowbreeze is detecting it as 2g. wat can i do

  • Foquiu said:

    Drew, It is so simple! just rename the .zip to .ipsw and that’s it

  • Jaime said:

    i have an iphone firmware 3.1.3 baseband 04.05.04 and im not sure what to use to jailbreak and unlock it….or if its even possible anyone know what i need to do?

  • Z said:

    Can anyone please help? I have a 2G and followed the instructions however in redsnow it asks to hold down power and home until that message goes away, which I did (instead of the DFU instructions here).

    The problem is that the phone is still not unlocked *wails* and I don’t know what to do. I tried following the DFU instructions too, but it just loaded up in itunes as recovery mode and redsnow didn’t continue on at all.

  • USF said:

    Kindly feedback as i have a locked (i made an unlock) 2G iphone on Firmware 3.0 with modem firmware 04.05.04_G so please confirm if i want 2 update is it okay

  • Pablo said:

    this guide work with the new iphone 3Gs with new bootrom?

  • brian said:

    i also have an iphone firmware 3.1.3 baseband 04.05.04 and im not sure what to use to jailbreak and unlock it….or if its even possible anyone know what i need to do?

  • Nouvice said:

    Iam tired of restoring my iphone 2g which i mistakenly updated and lost my unlock. has anyone tried this and it worked?

  • Akash said:

    I am satisfied with your idea. But I lost the carrier section in network menu, that’s why I am not able to activate any sim card in iphone. What will I do ? Please suggest.

    Thanks.

  • Anand said:

    I just unlocked my 2g iphone with 3.1.3.. thanks folks.

  • Luis Beltre said:

    hermano arregla el link del archivo redsn0w-win_0.9.4.zip esta mal y a todos los blog y web site que entro buscando esta aplicacion tienen el mismo link que tu y en todos esta mal el link correcto para descargar es el siguiente: http://xs1.iphwn.org/redsn0w-win_0.9.4.zip

    Favor verifica

    Luis Beltre
    TrebolDesign
    Mas Allá del Diseño Web
    829-901-4257

  • Jhay said:

    I cant download the jailbreak application for windows..

    is the link closed..

    thanks

  • Gowri said:

    This is great. Everything worked perfect. But somehow YouTube is not working on my Iphone 2g. Anyone has any clue how to fix it.

    Thanks.

  • Carlos said:

    Thanks a lot! worked like a charm, and thanks to Luis Beltre for the new Link.

  • Harpreet Bajwa said:

    thanx a tonn man….!!!!
    it worked up for me …
    i had updated my 2G TO 3.1.3 by mistake…!!!

  • Ricardo B said:

    Thank you! it Worked for me!!

  • Daniel said:

    I think i a have a litlle problem my iphone 3g stuck in the INSTALING ACTIVATION BUNDLES screen you think you can help me ? Thankyou

  • Webster said:

    Thanks Luis Beltre, your link works, please admmin replace your link woth Luis Beltre’s linkt thanks

  • Hassan Shareef said:

    You Guys are so awesome. Finally updated my 2g Iphone to 3.1.3. I was still on 3.0.something. Instructions were PURFECT.

    It was a flawless upgrade!

  • sid said:

    Hi,

    I have a 2g and I accidentally downloaded the 3.1.3 update and now i am screwed (grrrrrrrr). I tried to follow this procedure but when I browse to add 3.1.2, redsnow says it doesnt recognize it. Any advice??????
    Please help!!!!!!!!

  • vuja021 said:

    Gowri

    in cydia source tupe cydia.pushfix.info and instal youtubefix #1 and thats it

  • moha said:

    How can I unlocked my 2G iphone 3.1.3 by any programe ????

    pleaaaaaaaaaaaaaaase help me :”(

  • jaeden said:

    Hi as i followed the above instruction redsnow crash during upload ramdisk. any idea whats going on?

  • Clear! said:

    Awesome it worked

  • Tingeliten said:

    How is my phone supposed to look after beeing unlocked/jailbroken with redsnow/ blackrain? I ran redsnow first and than blackrain it did not seem as any of the hacks worked because my screen looks the same as always. Than when I changed to my T-mobile sim card it is obviously unlocked and I do have the apple applications store still…….can I have managed to unlock and not jailbreak, is that possible?

    Thanks for any help I can get!

  • RB said:

    I’ve been trying to download the Mac version of Redsn0w and keep getting “404 – not found”…..any ideas?

  • Restartoverandover said:

    After the procedure of Redsnow was complete i clicked Finish and now my iPhone 2G is stuck in a restart-loop.
    Its been restarting 4 times now.

    Anyone else had this problem?

  • WandererintheNight said:

    How long does it take to update iPhones OS through iTunes?

  • Ratheesh said:

    I have an unlocked iphone 2G with firmware version 2.1 .I use Tmobile SIM. Can I use the instructions on this page to update my iphone to 3.1.3 without losing the unlock?

    Thanks

  • Kumar said:

    Thanks a lot! I could able to unlock my 2g iphone is on 3.1.3 firmware… thanks again

  • FiveMinFix said:

    Thank you so much! I upgraded to 3.1.3 from 3.0 with an unlocked 1st gen Iphone through Itunes and screwed everything up until I downloaded redsnow used 3.1.3 restore.. works like magic! 5 min later… I have a virgin ;)

  • Lee said:

    Followed the instructions did not work for me. After a few hours of trying to sort out the wifes old iphone edge I finally got it to work.

    If you have followed the instructions above then you will have all the ispw files down including the basebands.

    Basically go DFU mode on iphone, itunes will require u to restore. Keep shift down and press the retore button. Select the 3.1.2 firmware and it should complete.

    Once complete retored your iphone edge download Blackra1n.exe.

    Run Blackra1n.exe and follow the instructions. Ensure that iphone is turned on for Blackra1n to work.

    Everything is automated. In minutes my iphone edge was unlocked and jailbroken. If you do not see Cydia or Rock dun worry. Click on the blackra1n application and you can install it from inside.

    Did i mention wireless works fine.

    Hope this helps anyone having problems with unlocking and jailbraking iphone edge. Good luck… and enjoy!

  • Senthil said:

    Thanks Folks…

    I’ve updated my iPhone 2G to 3.1.3 and it works like charm…
    Thanks for your contributions….

    Senthil

  • Danilynnc said:

    Thanks for your video i spent half the night trying to unlock my 2g on 3.1.3 but when i got to the part where you put it in dfu mode it wouldnt go it kept going into recovery mode. after several hours i decided to call it a night and try again fresh after work. after one of my usual middle of the night trips to the restroom i noticed my iphone was flashing on the desk in the dark so i went to check it out and discovered the power button was sticking and the phone was coming on and turning off in the boot up so the little apple kept going on and off. which is why i couldnt get into dfu mode since it wouldnt power off. it kept turning back on before i could get it in dfu mode. anyway my husband fixed the power button and i sat down at my pc for another try and FIVE minutes later my phone was unlocked! YAY!!!!
    I do have one problem, I cant get MMS to work any suggestions?

  • SHun said:

    I have a 2G and followed the instuctions to upgrade OS 3.1.3 in redsnow, but I faced the problem is that my phone is in “wait” and could not continue. I tried to restore on older version, but the phone is still same problem, redsnow didn’t continue and wait for something. Can anyone please help? Thanks

  • ierotheo said:

    It worked like a charm.Now I have an iPhone 2G with the GoPhone service of AT&T.
    Thank you

  • mid said:

    I just got an old (2g) phone running 3.1.2, already jailbroken and unlocked (T-Mobile). It already has about 70 apps, some from the Apple store some from Cydia. If I upgrade using the instuctions above what happens to the apps? Are they deleted? Will iTunes restore the Apple apps? Since iTunes has done a back up will it be able to restore the non-Apple apps? Any help would be appreciated.

  • ak said:

    pls dos redsn0w takes time on “waiting for reboot”

  • Hubie said:

    My history is like this: I ran 3.1.2, then an update came with Rock! that crashed my phone (I think all files in /sbin was removed), so I restored the phone, to 3.1.3. D*mn. My SIM didn’t work anymore. Then I downgraded to 3.1.2 again. All works fine. iTunes says I am running 3.1.2 again.

    HOWEVER – I have one slight problem :-)
    My phone can not get a lock on the carrier.
    Anyone knows a fix for this?
    Didn’t 3.1.2 “upgrade” fix the baseband?

    /Hubie

  • nousa said:

    thank u very much!!! it worked like charm!!!!!!!!
    jailbreak and unlock

  • Madhulika said:

    I have an apple iphone 2G running which accidentally got upgraded to 3.1.3. It was a jailbroken and unlocked iphone and now it is stuck at the ‘emergency’ calls only screen. I am able to make and receive calls but nothing else works. When I connect to itunes it says that the ‘sim is incorrect’. Could someone kindly guide me as to what shall I be doing in this case. I tried the above mentioned steps but redsn0w 0.9.4 says ‘rest of the process takes place on your device’ and my iphone screen goes blue for sometime, reboots and comes back to the previous ‘emergency calls’ screen. Please help!!

  • guy said:

    @ madhulika
    you need to get an atnt sim or what ever the iphone carrier is in ur country. then u can use or else get it unlocked some where

  • manish said:

    Hi,

    I unlocked my Iphone 2g using redsnow, It got unlocked perfectly but now its not recognising my sim. Please help

  • hitesh said:

    i have downloded redsnow 9.4 and firmware file but fbut go error while browse IPSW filw error message ;- UNABEL to RECONGNISE IPSW FILE.
    help
    i have iphone 2G unlocked with 1.1 firmware…

  • lisa said:

    I upgraded my 2g to 3.1.3 via itunes. The screen says emergency calls. I restored back to factory settings and don’t know what to do now. Itunes won’t recognize my phone now. It says to put original sim card in. Please help. I miss my iphone

  • lisa said:

    I upgraded my 2g to 3.1.3 via itunes. The screen says emergency calls. I restored back to factory settings and don’t know what to do now. Itunes won’t recognize my phone now. It says to put original sim card in. Please help. I miss my iphone. I don’t have the original sim. I had it running on tmobile sim card.

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