Kindly be advised we cannot cancel subscriptions or issue refunds on the forum.
You may cancel your Bitdefender subscription from Bitdefender Central or by contacting Customer Support at: https://www.bitdefender.com/consumer/support/help/

Thank you for your understanding.

Bitdefender and load driver issues.

When can Bitdefender prevent malicious drivers from loading? Because your advanced threat defense doesn't seem to be able to intercept load drivers