Step 1) Open RSOP.msc and change query to the user and computer to which the setting, Allow log on through Remote Desktop Services is this case, is applied to
From the Properties Menu on the root of the RSOP tree, select Change Query
From the Resultant Set of Policy Wizard specify the computer to generate RSOP report for. If the RSOP is for the local computer, select the This computer option and click Next
From the Resultant Set of Policy Wizard specify the user to generate RSOP report for. If the RSOP is for the current computer, select the Current user option and click Next, Next and Finish
Step 2) From the Resultant Set of Policy Main Screen (1), browse to the setting to which the Group Policy is unknown, Allow log on through Remote Desktop Services (2) is this case. As seen below, this setting originates from the Problematic GPO (3)
Step 3) Editing GPO Problematic GPO via Group Policy Management Editor shows that indeed, the setting is part of this policy
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