Outage tracking website Downdetector.com showed there were nearly 15,000 incidents of people reporting issues with Zoom.
That backlash includes a move on Wednesday by Alphabet Inc's Google to ban the desktop version of Zoom from corporate laptops.
The collaboration aims to offer businesses "enhanced agility with ability to connect employees over video, audio and web over range of devices from any location across the world", Airtel said in a statement.