iphone Dev team has Released RedsnOw 0.9.11b1 Witch is now available for Download for Windows and Mac, With this RedsnOw 0.9.11b1 you can Downgrade your Device to Previews version of ios, if you are on ios 5.1.1 on ipad 2 than Now you can Downgrade your ipad 2 to ios 5.0 or ios 5.0.1 Witch can be easily Untethered jailbreak.
Downgrade of ipad 2 to ios 5.0.1 can Allows you to Untethered jailbreak your Device but make sure that can only Downgrade your ipad 2 if you have already saved the SHSH Blobs for ios 5.0.1 using TinyUmbrella or Using Cydia.
If you have already Saved the SHSH Blobs but don’t know where its saved than you can Use TinyUmbrella Witch has Button Witch Show you the path of SHSH Blobs Witch you have saved.
Now Here is the Guide to Downgrade your ipad 2 With RedsnOw 0.9.11b1 :
Step 1 : Download Redsnow 0.9.11b1
Step 2 : Now You need to Put your Device in DFU Mode.
Step 3 : Now Extract the Redsnow 0.9.11b1 and Run as Administrator.
Step 8 : Now after Uploading your ios 5.1.1 Firmware now you need to Select option of your Blobs File, if you have jailbreak your Device Before this and Saved SHSHS Blobs via Cydia than you need to Select Remote and if you have saved SHSH Blobs using TinyUmbrella than Select the Path of the File.
Step 9 : After the Above Process Now RedsnOw Will verify your SHSH Blobs file and than you have to wait RedsnOw Will Perform the Rest Work.
It Will take Minimum 8-10 Minutes to Complete this Process, Don not Disturb your Device While Downgrading Process.
After the Successful Downgrade Now it’s Time to Jailbreak your Device.