How to Restore or Downgrade your iOS without using iTunes

Ang mga kailangan:

- Redsnow
For MAC OS: redsn0w 0.9.15b3 (use Ctrl-Click->Open if on Mountain Lion for now)
WINDOWS: redsn0w 0.9.15b3 (run in Adminstrator Mode)

-IPSW
iOS Firmware

-SHSH BLOBS use Tiny Umbrella
Tiny Umbrella

Reminders:

-NO SHSH BLOBS = NO RESTORE/DOWNGRADE
-For iPhone 4 / iPhone 3GS/3G and other A4 Devices, you can restore from iOS6 to lower iOS provided you have SHSH Blobs.
-For iPhone 4s you can still restore the iOS5.0.1 to iOS5.0.1 or iOS5.1.1 to iOS5.1.1 you can follow this tutorial provided you have SHSH Blobs. But you can't downgrade from iOS6 to iOS5.
-For iPad 2; if you're running on iOS5 and you want to downgrade to iOS4, you can follow this tutorial. Now if you're running on iOS6 and you want to go to iOS 5 you can't juse directly downgrade from iOS6 to iOS5. You must have SHSH Blobs of iOS5 and iOS4, and the way you should do it is to Downgrade from iOS6 to iOS4, and then re-restore from iOS4 to iOS5.

Lets Begin:
-Run Redsnow 0.9.15b3, and click on Extras

-Click on Even More

-Click on Restore

-Click the iPSW and Browse the iOS you want to restore

-Preserve Baseband Option, Click on Yes

-You need to Enter Your Device To Pwned DFU Mode.

-Preparing for Pwned DFU Mode

-Entering Pwned DFU Mode

-And you will be brought back to this page, Now we need to select the SHSH Blobs for your Selected iOS. Under BLOBS, Click on Local, and Browse the CORRECT SHSH that correspond to the iPSW that you selected.