Kindly have a look at below stated link

https://www.bitdefender.com/consumer/support/answer/11311/

If the issue persists, kindly contact Bitdefender support by visiting https://www.bitdefender.com/consumer/support/

Depending on the product you've selected and the type of issue you're facing, you can get in touch with a support representative via email, chat, or phone.

If you choose email, you will receive a ticket number in your registered email. Kindly generate and attach the following logs to the ticket number you received on your registered email:

Generate Bitdefender BDsysLog: https://www.bitdefender.com/consumer/support/answer/1922/

Generate Bitdefender Support Tool Log: https://www.bitdefender.com/consumer/support/answer/1733/

Generate Bitdefender Connectivity Log: https://www.bitdefender.com/consumer/support/answer/9689/

If the generated logs are larger than 25 MB, which is the attachment limit for most email vendors, you can upload the logs to https://upload.bitdefender.net/ and share the link with the support team.  

Regards