TinyUmbrella has updated to version 4.21.01 which is now available for download.This is important to all iOS user as it will save our device.It allows you to manually save the certificates SHSH devices.With this update the program now supports saving blob SHSH for the new 4.2.1 firmware and upgrade it to the baseband firmware preserving the previous iOS 4.1.
TinyUmbrella is useful for those people who don’t want to loss there old iOS version whitch mean if you accidentally updated to new version of iOS and you want to downgrade your device then TinyUmbrella will help you for this.
Its also good for those who jailbreak an iPhone for the very first time, TinyUmbrella can protect your Jailbreak and your carrier unlock and even if you update to a latest iOS version, TinyUmbrella can help you restore back to the original version. You can then jailbreak your device and unlock it.
Download links
* TinyUmbrella 4:21:01 (Windows)
* TinyUmbrella 4:21:01 (Mac)
* TinyUmbrella 4:21:01 (Linux)
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