I've added device contol to my polocy for Windows devices.  I am using the default Global Policy with the setting to Block and notify users.  It has had a week to replicate but it isn't working.  Users are still able to attach a usb device and either...

I have 4 Dell latitude 5520s.  3 are new installs. Windows and Dell drivers updated.  Chrome worked before installing Cisco amp, but crashes after the install.  No errors display.  I've tried 7.2.11.11804 and 7.3.13.20165.  I've tried uninstalling an...