Here is what you can do :

1) You can cancel the auto renewal of your product (if you want) ,but then in future you will have to renew the product manually by yourself.

https://www.bitdefender.com/consumer/support/answer/29081/

2) Regarding the current situation, kindly drop an email to bitdefender support at bitsy@bitdefender.com

Response may be delayed due to less staff and covid19. Rest be assured, they will reply back asap.

If this helps, kindly mark answer as agree/ accepted

Regards

Flex

(Bitdefender beta tester 2019/ 2020)