Airtel has spent Rs 43,084 crore and instalments for the next four years of up to Rs 8,312 crore has been paid. Airtel has said that it would launch 5G before August. 'This upfront payment of 4 years allows us to drive 5G rollout in a concerted manner given our operating free cash flow. Airtel also has access to Rs 15,740.5 Cr in capital from the rights issue which is yet to be called', Gopal Vittai, MD and CEO, Bharti Aitel Ltd said in a press note.