TinyUmbrella is a straightforward OS X application designed to allow its users to effortlessly restore their iOS devices' firmware.
TinyUmbrella is able to play back SHSH signatures, thus enabling iTunes to restore your iOS device to an older operating system version.
SHSH is a data snippet part of Apple's digital signature protocol for iOS restores and updates. SHSH controls the iOS versions that users can install on their devices.
Further details on how TinyUmbrella works and how you can use it to restore your iPhone's firmware are available HERE.
· iOS device (iPhone, iPad, iPod touch, Apple TV)
What's New in This Release: [ read full changelog ]
· Updated for the stealth iOS 6.1.4 release for iPhone5,1 and iPhone5,2.