We have now on this article already a guide for the downgrade with existing SHSH blobs . Now, however, a way was found to perform a downgrade without secure SHSH blobs. This method is explained in this article step by step and will allow you to downgrade from 4.3.5 / 4.3.4 to 4.3.3. If successful then you have the opportunity to perform an untethered jailbreak.
You should fully read the instructions and pay attention to every detail, otherwise this method will not work. Therefore you should only perform these instructions with lots of experience.
The following devices are supported:
- iPhone 4
- iPhone 3G
- iPod 4G
- iPod Touch 3G
Notice to Owner iPad 2:
The iPad 2 is currently not supported, because the time there is no jailbreak for version 4.3.5.Therefore, the owner of an iPad 2 can downgrade to 4.3.3 only if you have secured the SHSH blobs of the IOS version 4.3.3.
The first thing you should download all the files that are included under the Tools section.Then you need your IOS IOS 4.3.3 firmware for your device to download.
IOS firmware 4.3.3:
- iPhone 4
- iPhone 3G
- iPad 2 WiFi
- iPad 2 GSM
- iPod Touch 3G
- iPod 4G
Programs / files needed for error:
- iREB r4
How to Downgrade from 4.3.5 without SHSH blobs / 4.3.4 to 4.3.3
In this step, you need your “hosts” file with “file from the zip files and tools needed “to replace. In the zip file you’ll find a folder named “hosts” and is there the “hosts” file shall insert it.
As a Windows user you must navigate to the following path “C: Windows system32 drivers etc ” and the “hosts” file found.
Then it uses these instructions to perform the jailbreak. Here you must absolutely RedSn0w in the iOS version 4.3.3 Select, in any case, the version 4.3.4 or 4.3.5 .
You must now start TinyUmbrella (you can find in the zip file ” Required Tools and Files “).Now select your device, click on “Log” and “Start TSS server” button. The process starts in the background, you will get confirmation when the message “Accepting connections TSS” in the log window is displayed. TinyUmbrella must now continue running in the background.
Now you have to open iTunes the latest version 10.4.1 and perform a recovery of the IOS version 4.3.3. Pressing the Shift key on Windows or Alt on Mac and click on “Restore”. Next, you will be prompted to select the appropriate firmware file. Now you can select the firmware file, you want to downgrade it.
It can happen that is now the error message 1013, it can ignore it and close iTunes again. Can errors like 1600, 1601, 1602, 1603 and 1604 with their release following variations . Otherwise you can leave us a comment or on our Facebook page asking for help.
If the error message shows up 1013, you have to start the program FixRecovery (located in the zip file ” Required Tools and Files “). Then select the file 4.3. made to correct the error.
If you running Windows, the message “missing zlib1.ddl” gets, you have the file downloaded and in the folder “” C: / Windows / System 32 “insert.
Now comes the step by her (located in the zip file “SHSH blobs using ifaith Required Tools and Files “) guarantee must. You must click on “Dump SHSH blobs” and simply follow the steps in ifaith, save at the end of the SHSH blobs. Mac users will unfortunately have to use Parallels or Fusion VMWarte to use ifaith. If you have further questions, I am writing to request more guidance on the SHSH backup.
After securing the ifaith SHSH with blobs, you must create a custom firmware for IOS 4.3.3.For this you use the functions “Build IPSW w * signed * / blobs” in the process it selects your saved SHSH blobs and of course the iOS 4.3.3 firmware. If you have any questions, you can leave us a comment or on our Facebook page asking for help. On request I can also write a guide here.
You must now bring your device into DFU mode. It pushes the “Power” button on your device for 3 seconds. In addition, you must be the “Home” button for 10 seconds in length. Then it allows the “Power” button off. You can also use the program iREB to get into DFU mode.
You have now created the custom firmware to restore with iTunes. Now open iTunes, selects your equipment. Pressing the Shift key on Windows or Alt on Mac and click on “Restore”.Next, you will be prompted to select the appropriate firmware file. Now you can select the firmware file, you want to downgrade it.
You should now be on the iOS version is 4.3.3 and will be equipped with an untethered jailbreak.
Need some help?
If you have problems in one step, or an error is displayed, you can either leave us a comment or on our Facebook page to reach. I try as quickly as possible to answer your questions and I will guarantee to respond to every comment. .