Some iPhone 3GS owners face "No signal" or "Searching" error after downgrading their phones to 05.13.04 from¬†06.15.00. Before, following this guide we're assuming that you've already used¬†Redsn0w 0.9.14.b1 or later version to downgrade to 5.13.04, your device is now jailbroken Read More →