A guide to Airtel 4G sim swap for existing subscribers in 4G cities
Bharti Airtel has launched its 4G services in 296 towns across India. In order to use this 4G network it is a prerequisite for Airtel subscribers to change their existing 3G sim cards with an upgraded 4G compatible Sim. The 4G smart sim by airtel comes as a kit with a Nano sim along with two adapters for making it compatible with Micro and Mini sim based smartphones. The sim... Read More