Wazirx is good exchange for Indians to get involved with crypto.
Wazirx has announced that it has brought back the INR deposits in the below article.

https://medium.com/wazirx/crypto-wins-inr-deposits-back-on-wazirx-ebd3e02fb968

So a much easier option would be to directly deposit INR into Wazirx and buy crypto with it.