can i downgrade my iphone 4 baseband

[dragonblood9999]

iphone3,1-5.1hello does any one know how to downgrade my iphone 4's baseband from 04.12.05 to 01.59.00?

it's on version 5.1(just downgraded from 6.1.3) and it has the blobs for iphone3,1-5.0.1 and iphone3,1-5.1

 

[Thanatos Telos]

Nope. Once you're on a higher baseband, you can't change it. (Unless you're on a 3GS, which you aren't) [/thread]