Sonntag, 18. Dezember 2011

Ipad 2 gsm/cdma downgrade

how to downgrade ipad 2 gsm/cdma back to 4.3.3

I was the tester and got a cooked ispw file before notcom relased the tool , so i think this file should fix the porblem that you can not activate or the signal problem ! 

WARNING: CDMA iPad2 3G owners should NOT use this tool yet. notcom has just confirmed that the subsequent restore of a custom firmware will NOT work on CDMA iPad2's due to the way carriers activate those devices. notcom designed the tools for GSM and could not test it on CDMA. If you do use the tool and subsequently update your firmware, you will not be able to restore to 4.3.3 on a CDMA device as things stand.

Lets Start :


Step 1: Start the application by either double-clicking the .jar (for Mac) or running the .exe (for Windows), either of which can be found here.


Step 2: You’ll then be met with the application window. Click the top button and locate an IPSW you have saved SHSH blobs of.

Step 3: The app will then reveal the details of selected .IPSW such as firmware version and baseband, and also the baseband versions in the target .IPSW when you click the second button.

Step 4: Next, click ‘Save Target IPSW’ and let TinyCFW work its magic. Once the process is complete, you’ll be left with a file named <your original ipsw name>.bbupdate.ipsw.


That’s it! You can now, via iTunes, (with TinyUmbrella playing the supporting role it does so well) restore your iPad 2 or iPhone 4 back to 4.3.3 (or other iOS 4 iterations), so long as you’ve saved the blobs in the past. Make sure your device is in DFU mode once you are performing the restore, otherwise it won’t work.
7) enjoy the downgraded ipad 2 :)

Here you have again all the links you need or not need!

Tinyumbrella click Here

Ispw Ready for use Here  For Gsm



Lastest Itunes Here 

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