
This signature is specific to each iOS and even for each iPhone. SHSH is a digital signature that is needed to install a firmware.
TinyUmbrella is a program thanks to which we can save the SHSH in our computer, emulating a server and, in this way, to fool iTunes. Bear in mind, though, that as new devices and iOS versions appear, it is important to look out for the corresponding newly released versions of this software.It is an application that can be used from the PC, be it Windows Mac Intel, Mac PPC, and Linux. It's well-made and manages to accomplish what it proposes without bugs, glitches, or other issues. In this scenario, this program may display a "You are too late" message, which means that you have to jailbreak your device without any safety net.Īs a single-minded utility, TinyUmbrella does its job well, restoring your iOS device to its previous working firmware version without any issues. SHSH blobs cannot always be retrieved: Apple will not allow SHSH blobs to be retrieved indefinitely, allocating only a limited time window for signing a specific update.
ITunes can be used for restores: If for some reason the remote server is down, the iOS downgrade can be facilitated through iTunes. The clean and straightforward interface makes everything easy. This program combines two earlier tools called Umbrella and TinyTSS.īrings you peace of mind: TinyUmbrella effectively eliminates the risks associated with jailbreaking an iOS device by saving your firmware and sending it to a remote server from where it can always be restored.Īccessible: Even if you're not tech-savvy, you should be able to use this app without any problems.
TinyUmbrella backs up your iOS firmware SHSH blobs and can restore them to downgrade your device to an older working firmware, proving to be a potential lifesaver whenever an iOS jailbreak operation fails.