Yes, Jio Phone 2 comes with pre-loaded FM radio. You can even record songs which are broadcasted on FM radio.
Yes, Jio Phone 2 comes with JioTV app. You can watch 400+ TV channels live.
Yes, Jio Phone 2 does have the Google Assistant in-built.
Yes, Jio Phone 2 does have the support for the Kannada language.
No. You can use Instagram website but you cannot use the Instagram App on Jio Phone 2.