Update registration-overview.md

updating info about default profile

Author: JuanitaBaptiste

memdocs/autopilot/registration-overview.md

@@ -44,6 +44,8 @@ Registration can also be performed within your organization by collecting the ha
 - [Automatic registration](automatic-registration.md)
 - [Manual registration](manual-registration.md)
 
+Once a device is registered in Autopilot if a profile is not assigned, it will receive the default Autopilot profile. If you do not want a device to go through Autopilot, you must remove the Autopilot registration. 
+
 ## Terms
 
 The following terms are used to refer to various steps in the registration process: