#Downgrade firmware 3gs download

Click вЂњStart TSS ServerвЂќ from the Umbrella.If your blob was saved then proceed, if it didnвЂ™t then you may have a problem on your hands (comment below).

Click on вЂњSave My SHSHвЂќ and pray yours was saved.

#Downgrade firmware 3gs download

Location is where you want to download the SHSH blobs from (preferably Cydia).Device/Version is the firmware you want to downgrade to (ie iPhone3GS 3.1.2(7D11)) Step 3: After finishing downloading firmware, click Downgrade Now.Jay Freeman is the developer behind the well-known Cydia store for iPhone. Previously we shared method to downgrade your iPhone firmware from 3.1 to 3.0.1, however this time Jay Freeman found a way to downgrade from firmware 3.1 to 3.0.

So you want to go back in time until things get better with 4.0 but iTunes gives you a 1015 error? Fear no more here is how you do it for the 3GS (iPhone 3G owners can skip anything Umbrella related)Дownload the SHSH blobs for your 3GS in order to downgrade: Yes now you can revert back your iPhone 3GS firmware 3.1 to firmware 3.0.