Is it possible to block emails containing QR CODE?

elieelkarkafi 

We have implemented all the required policies but still such email are being delivered to users. 

What all other things should be implemented in MDO and MDE I saw your post saying we can implement the below controls from MDO and MDE. 

Link Here:  https://techcommunity.microsoft.com/t5/microsoft-defender-xdr/recieving-increasing-number-of-phishing-attempts-mimicking/m-p/3935269