Tech Mahindra — My complaint about registration ID and password

Website: consumercomplaint.in

I registered in 2021 drive it shows you are not eligible. After I am again open the website and again I am enter my details and submitted but it show me you are already registered but I didn't receive any User ID and Password. I am again delete my details and re-enter my details but no use it shows you are already registered. Plzzz rectify my problem as early as possible.My email ([protected]@gmail.com)