Network problem in iPhone
Am using iPhone 6 I bought this last 4 or 5 days ago and my network is jazz super 4G (Am from Pakistan) but on my phone it shows jazz 3G ... even my sim is 4G why iPhone is showing me jazz 3G ...? There is no message to update the phone but what should I do to set my network as jazz 4G ? Please tell me the issue , i need help..
iPhone 6, iOS 12