After you have connected your iDevice, simply press the ‘Save My SHSH’ button. Now connect your iPhone/iPad to the computer. The first step is to download the appropriate version of TinyUmbrella for your operating system and run it on your computer. Here is the step by step guide on saving SHSH blobs of your iPhone and iPad using TinyUmbrella 4.02.4: When Apple does not want you to downgrade to an earlier firmware after installing a firmware update, it sets the blobs to not allow future downgrades. Apple uses them to decide when users may downgrade to a lower firmware version and when not. Therefore, SHSH blobs are unique to each particular device. In case you aren’t already familiar with them, SHSH blobs are a type of signature files that Apple uses to sign every iOS device, based on the device name/type, the firmware version, and a unique device ID. We will advise you to save your SHSH blobs because this is the only way identified yet which will allow you to downgrade your iOS device’s software to previous versions. This version of TinyUmbrella is also compatible with iPad running iOS 3.2.2, so you can now also save your iPad’s blobs using this software. This new build of TinyUmbrella will allow iPhone owners to save their SHSH blobs for iOS 4.0.2, 4.0.1, 4.0 and 3.x. If you’re not sure what to do, you can follow our guide to learn how to save SHSH blobs with firmware umbrella.Notcom, iPhone hacker and developer, has made the new version of TinyUmbrella 4.02.04 public. 
Get the Linux version (direct download link). Get the Windows version 4.21.01 (direct download link) ( 4.21.11). Get the Mac version 4.21.01 (direct download link) ( 4.21.12 beta version). You can download the latest TinyUmbrella 4.2.1 from the developers site here or through the links below: For those who don’t know what the Firmware Umbrella and TinyTSS are, check the details below along. TinyUmbrella is a unified version of FirmwareUmbrella and TinyTSS. 
TinyUmbrella still works for prior versions and will be able to restore and kick you out of recovery for those versions but 4.2.1 has a baseband version check that will stop your device from booting if your baseband was not updated. Notcom has released TinyUmbrella to save SHSH blobs for iPhone, iPad and iPod Touch. TinyUmbrella is no longer able to kick you out of recovery for that version.
Here’s why this matters, directly from the TinyUmbrella developer:ĭo not update to 4.2.1 for the baseband protection. TinyUmbrella is of particular interest to those who want to unlock their iPhone, if you are looking to unlock your iPhone you should save your existing iOS 4.1 shsh blobs before downloading and updating to iOS 4.2.1.
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