You can ensure the following things to receive the initiation in the best possible way:
Ensure that there is no disturbance.
Ensure you have a stable internet connection for a 1.5-hour session.
It is best to log in 15 minutes before the session starts.
It is best to use a laptop. Kindly do not attend any calls or messages during the session.
Since you will be initiated into a Yogic practice, it is best if you have a 6 x 6 ft space around you. You can watch the Initiation Orientation video