If you are having issues or problems in creating Custom Firmware for iOS 4.3.1, we have posted download links to custom firmware of iOS 4.3.1 created with Sn0wbreeze. It’s a tethered Jailbroken Custom Firmware. We have share both activated and official carrier sim firmwares.

iPhone 4:

iPhone 4 activated ( for users who are not on official carrier SIM card)
Download – Mirror

iPhone 4 un-activated (for users who are on official carrier SIM card)
Download – Mirror

iPhone 3GS (New Bootrom):

iPhone 3GS New Bootrom activated ( for users who are not on official carrier SIM card)
Download – Mirror

iPhone 3GS New Bootrom un-activated (for users who are on official carrier SIM card)
Download – Mirror

iPhone 3GS New Bootrom baseband 6.15.00 activated ( for users who are not on official carrier SIM card)
Download – Mirror

iPhone 3GS (Old Bootrom):

iPhone 3GS Old Bootrom activated ( for users who are not on official carrier SIM card)
Download – Mirror

iPhone 3GS Old Bootrom un-activated (for users who are on official carrier SIM card)
Download – Mirror

iPhone 3GS Old Bootrom baseband 6.15.00 activated ( for users who are not on official carrier SIM card)
Download – Mirror

iPad 1G:
Download – Mirror

iPod 4G:
Download – Mirror

iPod 3G:
Download – Mirror