Open https://www.google.com/ https://www.google.com/ and see what cert you've got. If it's "bitdefender something" instead of google then uncheck "Scan SSL" in

Open https://www.google.com/ https://www.google.com/ and see what cert you've got. If it's "bitdefender something" instead of google then uncheck "Scan SSL" in bitdefender and google how to remove root cert from trusted root cert store assuming former doesn't do it for you.