Although some have reported less issues with a lower version of iTunes this tutorial was tested to work with iTunes 10.5b77. This tutorial does work to get your from iOS 5 beta back down to iOS 4.Remember to keep the TSS Server running during your second restore as well. iPhone->Restore 4.2.1->Error 1013->Put phone into DFU Mode->Launch Greenpois0n. If fixrecovery does not work the first time you may need to rerestore to your desired firmware version and try again. Unlockers: do not update to iOS 4.1 or iOS 4.2.1 if you need the unlock.Double click to extract the archive.ĭouble click to launch the fixrecovery43 executable from the fixrecovery-osx folder we just extracted.įixRecovery will perform its magic after which your device will be successfully rebooted. If you happen to get an Error 1 or you get stuck in recovery mode, you will need to use FixRecovery to get your device out of recovery mode.ĭownload FixRecovery from here and save it to the Pwnage folder on your desktop. ITunes will now restore to the lower firmware version.
Navigate to the Pwnage folder on your desktop, select the ipsw file you downloaded and click the Open button.
Select your iPhone from the list of devices on the left, hold down the Option key and click Restore. Place your iPhone into DFU mode by holding down the Power and Home buttons for 10 seconds then release the Power button and continue holding the Home button for another 10 seconds. Launch iTunes by clicking its icon in the dock. The bootrom requires iTunes to change the images placed inside the IPSW file and add a particular signature to each. The iPhone is equipped with a specific bootrom that examines the firmware which iTunes employ to restore to the device. *Do not continue if TinyUmbrella's TSS server is not started successfully. Tiny Umbrella is a tool that empowers users to restore the firmware in iPhone 3GSs. If you don't see any blobs you may need click the Save SHSH button to load them from Cydia. Launch TinyUmbrella from your Applications folder.Ĭonnect your device and make sure it lists saved SHSH Blobs for the firmware you are restoring to. Remember you must have saved your SHSH Blobs for this firmware already.
#Tinyumbrella not launching install#
The Windows version of this tutorial is here.ĭownload and install TinyUmbrella from here if you haven't already.ĭownload the firmware you want to restore to from here and save it in a Pwnage folder on your desktop. You can use this tutorial to downgrade to iOS 4.3.3 in order to jailbreak using JailbreakMe. In order to follow this tutorial you must already have saved your SHSH Blobs for the firmware you want to restore to.
#Tinyumbrella not launching how to#
These are instructions on how to downgrade your iPhone firmware using TinyUmbrella.
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