Airtel 4G LTE network now live and available especially in the city of Ibadan (where it was tested) but however, it must have spread across the states in the country, Nigeria.
When the speed was tested on Speedtest, the download speed was 28.45 Mbps and upload was 8.77 Mbps. As shown below:
To get the 4G LTE connectivity, you need to be in the Airtel network coverage area, do a SIM swap and within some minutes, your phone will be connected. Voila! You are welcomed to Airtel 4G LTE family.