JioFiber is India's largest fibre ISP by subscribers, with national coverage and aggressive pricing. AirFiber adds 5G fixed-wireless in cities without local FTTH coverage. Real performance on FTTH is close to plan; AirFiber is signal-dependent.
Move the antenna to a window facing the nearest mmWave / mid-band mast. Use the Jio app's signal indicator for placement.
Stock router is Wi-Fi 5. Use Ethernet for testing or upgrade to a Wi-Fi 6 mesh.
Some sites peer poorly with Jio. CDN-hosted sites (most modern web apps) are unaffected; smaller origin servers can be slow.