Can not apply QoS when enable Web Filtering?

Question

Dear SOPHOS Team and everyone, 
 I would like to configure QoS feature. I did it. But when i enable Web Filtering feature, QoS policy can not work. Pls help me. 
 Thanks,

BAlfson · Answer

As I suggested above, use 'Internet -> HTTP Response -> External (Address)' as the Traffic Selector in your Download Throttling rule instead of 'Any -> Any -> {Internal users network group}'. 
 Cheers - Bob