Airtel has launched Airtel 5G Plus in a phased manner in Delhi, Mumbai, Chennai, Bengaluru, Hyderabad, Siliguri, Nagpur and Varanasi. It shared that customers can check if their area/ smartphone is 5G-enabled via Airtel Thanks App, adding that Airtel customers can switch to Airtel 5G Plus on their existing Airtel 4G SIMs.