Futurestore may fail to put your iPhone in the Recovery Mode and in this case you will have to do so manually. If you and found this post useful, share it with those who might be looking for a resource like this. Click " Next " to start downloading the firmware to computer. Here, we will introduce what should you prepare before installing unsigned IPSW and the specific way to do it. Step 1: Connect your iPhone to your Mac or Windows computer using a data transfer cable. The best answers are voted up and rise to the top.
Step 2: Unsinged lets you choose the version of iOS you want to downgrade to, so you unsigned have to select the ipsw package you want to install and click on the Downgrade button. A unsigned recent version of the Futurerestore. You have already rated this article, please do not repeat scoring! Michael Smith Michael Smith 41 4 4 bronze badges. AnyFix — iOS system recovery offers an easy use to upgrade or downgrade the operating system on your iPhone. Question ipsw. With your blob file and the unsigned firmware ready, you can make use of the FutureRestore tool to move back use your favorite, buggy-free iOS version.: Use unsigned ipsw
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Regardless of what you think, let's find out. During the downgrade process, iTunes will make some verifications and checks with Apple servers to ensure you are restoring a signed IPSW file. Anyone trying to work with unsigned IPSWs firmware will only get you an error message. You will learn more about these requirements in this blog. So keep reading. Apple periodically unsigns iOS version because of security issues and to encourage users to make use of additions newer updates have to offer.
Regardless of the reason and as we mentioned earlier, new versions of iOS software often cause unpleasant experiences to device performance and features. To resolve firmware update bugs and issues, reverting to a previous stable iOS version might be the solution.
When Apple stops signing a particular firmware, it removes the sign signature from the firmware so users won't be able to upgrade or downgrade to it. Note: You must have saved a blob digital signature file of the iOS version you want to restore while the version is still being signed by Apple.
Once Apple stops signing an iOS firmware version, the signature is removed, and then, you can't restore the firmware. Online tools like TTS Saver can help with blob saving. You can start saving the digital signature of your current iOS firmware now for possible future use. For how to save and restore SHSH2 blob files, see the steps below.
You'll find this useful when restoring iOS. Step 1: Connect your iPhone to your Mac or Windows computer using a data transfer cable. Step 2: Open iTunes on your PC and navigate to the iPhone device information page by clicking the mobile icon at the top screen.
Copy the value next to it. Step 3: Go to this website. The online tool will automatically save the blob of all available iOS firmware for your iPhone device and provide you with an option to download any of them. Step 4: Referring to the image below, insert your ECID value and click submit to see all blob files you've previously saved.
With your blob files ready, you're only halfway through completing how to downgrade to unsigned iOS. That said, follow the instructions in the next section to discover how to use FutureRestore to complete unsigned iOS restore. FutureRestore is a tool developed for iOs users who want to restore, upgrade, or downgrade to any iOS version that is no longer signed by Apple. But FutureRestore can't do the job alone. A more recent version of the Futurerestore. Step 4: Drag the unarchived FutureRestore file into Terminal and type -t.
Step 5: Next, drag the blob file into the Terminal interface and type --latest-sep --latest-no-baseband if your iPhone is not sim-enabled or --latest-sep --latest-baseband if your iPhone uses sim. Step 6: Drag the unsigned iOS firmware into the Terminal screen as well. After performing steps 4 through 6, your terminal or Command Prompt interface should look like the one in the image below. Step 8: If the log on the Terminal screen indicated that the process is stuck and failed at recovery mode, simply reenter the line of codes and try again.
This is a highly technical process that may not work even if you do everything right. Moreover, you may end up wiping your iPhone clean which is the reason why you must backup all your data before attempting to revert back to an old version of iOS.
Press Enter after you type in the command line and the process of downgrading an unsigned version of iOS should be underway.
Futurestore may fail to put your iPhone in the Recovery Mode and in this case you will have to do so manually. Furthermore, the generator key will reset each time the iPhone exits the Recovery Mode during the process. If this happens you will have to repeat all steps or you can use the Command Prompt to exit the Recovery Mode by inserting this command line:.
However, there is no guarantee that you will successfully install an unsigned IPSW file on your iPhone even if you follow the instructions closely. Handling IPSW files, running command lines, and installing apps on your iPhone just so you can downgrade to an unsigned version of iOS can be overwhelming.
AnyFix — iOS system recovery offers an easy way to upgrade or downgrade the operating system on your iPhone. Free Download. Step 1: Download AnyFix on your computer. Step 2: AnyFix lets you choose the version of iOS you want to downgrade to, so you just have to select the firmware package you want to install and click on the Downgrade button. Keep in mind that your device needs to have at least MB of free storage space for the downgrade to be successful. Step 3: As soon as you hit the downgrade button, AnyFix will commence the process of installing the version of iOS you selected on your device.
Besides deleting everything from the device you are also risking being forced to install the latest version of iOS if the downgrading process fails for any reason.
Desktop software like AnyFix — iOS system recovery makes downgrading iOS a smooth and simple process that can be completed in just a few clicks. Was this article helpful?