Airtel is rolling out 5G across the country, giving users a super-fast internet experience. If you've just bought a new Airtel 5G SIM or switched from a 4G SIM, you need to activate it. Airtel is ...

Sometimes you might not be able to use Airtel 4G on your 4G ready smartphone. In this case, the problem can be with your SIM card. It only means that you are still using only 2G or 3G SIM.