Tiny Umbrella is an application that saves your SHSH blob, allowing you to downgrade. To save your SSH blobs follow the steps below.
Or click here to see a video on how to save your SHSH blobs.
Step #1) Download the program
Go to www.thefirmwareumbrella.blogspot.com
Click on the software for your computer.
Step #2) Launch Program
Open up Tiny Umbrella and press ok. (It always has this prompt) iTunes may pop up if you have your iDevice plugged in. Just close it or minimize it.
Step #3) Make sure TinyUmbrella is seeing your device
Look at the top left of Tiny Umbrella, see in the photo, you should see a connected devices on your screen. With your iDevice’s name. Click on it
Step #4) Save SHSH
See where the arrow is in the photo below. Press Save SHSH on the top right of the Tiny Umbrella application.
Step #5) – Wait
Ok so this isn’t really a step but you’ll see the blue progress bar at the bottom while it saves your SHSH blobs. (There’s 20? or 24 I forget, but it will take a few minutes.)
Your SHSH blobs for all the firmwares will start to appear in the SHSH bank.
You are done and successfully have your SHSH blobs saved. This means you can downgrade your iDevice.
To see a video on how to downgrade click here.