J joshuamagora macrumors newbie Original poster May 17, 2012 #1 I upgrade my iPhone 3G to 4.2.1 but after installing ultrasn0w from cydia my signal is like 3 bar only and after a minute my says no sim card installed . somebody help me please 🙁
I upgrade my iPhone 3G to 4.2.1 but after installing ultrasn0w from cydia my signal is like 3 bar only and after a minute my says no sim card installed . somebody help me please 🙁
J joshuamagora macrumors newbie Original poster May 17, 2012 #3 applejuiced said: settings/general/about whats your modem firmware? Click to expand... 6.15.00