diff --git a/windows/deploy/upgrade-readiness-deployment-script.md b/windows/deploy/upgrade-readiness-deployment-script.md
index f8d311cd6b..43870037ce 100644
--- a/windows/deploy/upgrade-readiness-deployment-script.md
+++ b/windows/deploy/upgrade-readiness-deployment-script.md
@@ -264,6 +264,26 @@ or
**HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersio
Function **EndImpersonatingLoggedOnUser** failed with an unexpected exception.
| Check the logs for the exception message and HResult.
+ | 44 |
+Function **Diagtrack.dll** version is old and so Auth Proxy will not work.
+ | Update the computer using Windows Update or WSUS.
+
+ |
45 |
+**Diagtrack.dll** not found.
+ | Update the computer using Windows Update or WSUS.
+
+ |
46 |
+**DisableEnterpriseAuthProxy** property should be set to 1 for ClientProxy=Telemetry to work.
+ | The ClientProxy=Telemetry scenario requires the **DisableEnterpriseAuthProxy** registry key to be set to 1 at registry path: **HKLM:\SOFTWARE\Policies\Microsoft\Windows\DataCollection**.
+
+ |
47 |
+**TelemetryProxyServer** property is not present in the Windows registry at **HKLM:\SOFTWARE\Policies\Microsoft\Windows\DataCollection**.
+ | ClientProxy selected is Telemetry. The **TelemetryProxyServer** key is not present at Windows registry path: **HKLM:\SOFTWARE\Policies\Microsoft\Windows\DataCollection**.
+
+ |
48 |
+The **CommercialID** referenced in RunConfig.bat must be a GUID.
+ | The **CommercialID** that is entered in RunConfig.bat must be a GUID. Copy the commercial ID from your workspace. To find the commercialID on the OMS portal, view Upgrade Readiness > Settings. You will find the commercial ID on the settings page.
+
|