Import active directory Users

Question

Hello: 
 1. I add my server Active directory in Configure/Authetication/Servers OK 
 2. Next i imported Active directory groups. OK 
 3. I Create a policy for group AD OK 
 I cant see users imported in firewall in Configure/Authetication/Users how can i do for sync Active directory users? 
 
 Thank you

lferrara · Answer

It will work. 
 Do not forget to follow all kb inside each one. For example: 
 https://community.sophos.com/kb/en-us/123155 
 Regards