Active Directory Authentication. What Happens to WiFi Users?

I wish to add My Active Directory Domain Server as an Authentication Source, I would like to know once i activate authentication from AD, what happens to my WiFi access Points and WiFi users? Will XG treat my Access Point and WiFi Users as Unauthenticated users? If So how will I have the Access Points and WiFi Users access the Internet? Kindly Assist before i integrate the AD