Click your profile icon (top right of the Asana window), select “Admin Console”. There, select “Members”. You can then go to a listed member and select “Remove” from the 3-dots menu on the right side of their list entry.
Click your profile icon (top right of the Asana window), select “Admin Console”. There, select “Members”. You can then go to a listed member and select “Remove” from the 3-dots menu on the right side of their list entry.