J JINGU New member Mar 2, 2013 #1 I have an iphone 3g. It is of ios 4.2.1. and also its jailbroken. In my present version i cant download apps like facebook, whatsapp, viber, etc which requires ios 4.3. Can anyone suggest me how to upgrade ios 4.2.1. to ios 4.3. Please Please.
I have an iphone 3g. It is of ios 4.2.1. and also its jailbroken. In my present version i cant download apps like facebook, whatsapp, viber, etc which requires ios 4.3. Can anyone suggest me how to upgrade ios 4.2.1. to ios 4.3. Please Please.