We have already covered softwares like Redsnow 0.9.4, Snowbreeze and ultrasnow which can help you jailbreak and unlock iPhone 3.1.3 firmware. But iPhone dev team have released there most popular software, Pwange tool 3.1.5, which can help you unlock iPhone 3G and 3GS 3.1.3 firmware.
Pwnage Tool 3.1.5 can help you create custom ipsw files which [...]