added xml example

windows/client-management/mdm/policy-csp-deviceinstallation.md

@@ -6,7 +6,7 @@ ms.topic: article
 ms.prod: w10
 ms.technology: windows
 author: MariciaAlforque
-ms.date: 12/14/2018
+ms.date: 01/08/2019
 ---
 
 # Policy CSP - DeviceInstallation
@@ -339,6 +339,37 @@ ADMX Info:
 <!--/Validation-->
 <!--/Policy-->
 
+To enable this policy, use the following SyncML. This example prevents Windows from retrieving device metadata. 
+
+
+``` syntax
+<SyncML>
+    <SyncBody>
+        <Replace>
+            <CmdID>$CmdID$</CmdID>
+            <Item>
+                <Target>
+                    <LocURI>./Device/Vendor/MSFT/Policy/Config/PreventInstallationOfDevicesNotDescribedByOtherPolicySettings</LocURI>
+                </Target>
+                <Meta>
+                    <Format xmlns="syncml:metinf">integer</Format>
+                </Meta>
+                <Data><enabled/><Data id="1"/></Data>
+                </Item>
+        </Replace>
+    </SyncBody>
+</SyncML>
+```
+
+To verify the policies are applied properly, check C:\windows\INF\setupapi.dev.log and see if the following is listed near the end of the log:
+
+```txt
+>>>  [Device Installation Restrictions Policy Check]
+>>>  Section start 2018/11/15 12:26:41.659
+<<<  Section end 2018/11/15 12:26:41.751
+<<<  [Exit status: SUCCESS]
+```
+
 <hr/>
 
 <!--Policy-->