Demand Draft and form submission to icai

Hye
I'm a direct entry student , I have done my ott & itt & registered for articleship on 30th July 2021 the same has been approved by my principal and RO. I had the query that in these covid times , do we have to go to ICAI to submit my forms or like what's the procedure for submitting the form to ICAI?
AND one more thing how and where I have to submit the demand draft of rs 50 to ICAI. What's the procedure for same?

thanks in advance.