First two important issues to attend to are UAC enabled to at least default setting,preferably set to max,and some type of system & data backup solution.
What version of Bitdefender are you using? Internet Security,Total Security?
On demand scanners are not your real time protection therefore I would consider adding an on demand scanner(s) such as Malwarebytes Antimalware,ESET Online Scanner,Zemana Antimalware,etc.
Consider HTTPS Everywhere and Privacy badger in Chrome as well as uBlock Origin for an adblocker.
Thanks for sharing your config