diff --git a/windows/client-management/mdm/TOC.md b/windows/client-management/mdm/TOC.md
index 036234f80f..bd51891acc 100644
--- a/windows/client-management/mdm/TOC.md
+++ b/windows/client-management/mdm/TOC.md
@@ -204,6 +204,7 @@
#### [ADMX_sdiageng](policy-csp-admx-sdiageng.md)
#### [ADMX_Securitycenter](policy-csp-admx-securitycenter.md)
#### [ADMX_Servicing](policy-csp-admx-servicing.md)
+#### [ADMX_Setup](policy-csp-admx-setup.md)
#### [ApplicationDefaults](policy-csp-applicationdefaults.md)
#### [ApplicationManagement](policy-csp-applicationmanagement.md)
#### [AppRuntime](policy-csp-appruntime.md)
diff --git a/windows/client-management/mdm/policy-configuration-service-provider.md b/windows/client-management/mdm/policy-configuration-service-provider.md
index 73fac1a3a3..83555d1c0d 100644
--- a/windows/client-management/mdm/policy-configuration-service-provider.md
+++ b/windows/client-management/mdm/policy-configuration-service-provider.md
@@ -858,6 +858,17 @@ The following diagram shows the Policy configuration service provider in tree fo
+### ADMX_Setup policies
+
+
+ -
+ ADMX_Setup/ServicePackSourcePath
+
+ -
+ ADMX_Setup/SetupSourcePath
+
+
+
### ApplicationDefaults policies
diff --git a/windows/client-management/mdm/policy-csp-admx-setup.md b/windows/client-management/mdm/policy-csp-admx-setup.md
new file mode 100644
index 0000000000..67014d79e2
--- /dev/null
+++ b/windows/client-management/mdm/policy-csp-admx-setup.md
@@ -0,0 +1,186 @@
+---
+title: Policy CSP - ADMX_Setup
+description: Policy CSP - ADMX_Setup
+ms.author: dansimp
+ms.localizationpriority: medium
+ms.topic: article
+ms.prod: w10
+ms.technology: windows
+author: manikadhiman
+ms.date: 09/18/2020
+ms.reviewer:
+manager: dansimp
+---
+
+# Policy CSP - ADMX_Setup
+> [!WARNING]
+> Some information relates to prereleased products, which may be substantially modified before it's commercially released. Microsoft makes no warranties, expressed or implied, concerning the information provided here.
+
+
+
+
+## ADMX_Setup policies
+
+
+ -
+ ADMX_Setup/ServicePackSourcePath
+
+ -
+ ADMX_Setup/SetupSourcePath
+
+
+
+
+
+
+
+**ADMX_Setup/ServicePackSourcePath**
+
+
+
+
+ Windows Edition |
+ Supported? |
+
+
+ Home |
+  |
+
+
+ Pro |
+  |
+
+
+ Business |
+  |
+
+
+ Enterprise |
+  |
+
+
+ Education |
+  |
+
+
+
+
+
+
+
+[Scope](./policy-configuration-service-provider.md#policy-scope):
+
+> [!div class = "checklist"]
+> * Device
+
+
+
+
+
+Available in Windows 10 Insider Preview Build 20185. This policy setting specifies an alternate location for Windows Service Pack installation files.
+
+If you enable this policy setting, enter the fully qualified path to the new location in the "Windows Service Pack Setup file path" box.
+
+If you disable or do not configure this policy setting, the Windows Service Pack Setup source path will be the location used during the last time Windows Service Pack Setup was run on the system.
+
+
+> [!TIP]
+> This is an ADMX-backed policy and requires a special SyncML format to enable or disable. For details, see [Understanding ADMX-backed policies](./understanding-admx-backed-policies.md).
+>
+> You must specify the data type in the SyncML as <Format>chr</Format>. For an example SyncML, refer to [Enabling a policy](./understanding-admx-backed-policies.md#enabling-a-policy).
+>
+> The payload of the SyncML must be XML-encoded; for this XML encoding, there are a variety of online encoders that you can use. To avoid encoding the payload, you can use CDATA if your MDM supports it. For more information, see [CDATA Sections](http://www.w3.org/TR/REC-xml/#sec-cdata-sect).
+
+
+ADMX Info:
+- GP English name: *Specify Windows Service Pack installation file location*
+- GP name: *ServicePackSourcePath*
+- GP path: *System*
+- GP ADMX file name: *Setup.admx*
+
+
+
+
+
+
+**ADMX_Setup/SetupSourcePath**
+
+
+
+
+ Windows Edition |
+ Supported? |
+
+
+ Home |
+  |
+
+
+ Pro |
+  |
+
+
+ Business |
+  |
+
+
+ Enterprise |
+  |
+
+
+ Education |
+  |
+
+
+
+
+
+
+
+[Scope](./policy-configuration-service-provider.md#policy-scope):
+
+> [!div class = "checklist"]
+> * Device
+
+
+
+
+
+Available in Windows 10 Insider Preview Build 20185. This policy setting specifies an alternate location for Windows installation files.
+
+If you enable this policy setting, enter the fully qualified path to the new location in the "Windows Setup file path" box.
+
+If you disable or do not configure this policy setting, the Windows Setup source path will be the location used during the last time Windows Setup was run on the system.
+
+
+> [!TIP]
+> This is an ADMX-backed policy and requires a special SyncML format to enable or disable. For details, see [Understanding ADMX-backed policies](./understanding-admx-backed-policies.md).
+>
+> You must specify the data type in the SyncML as <Format>chr</Format>. For an example SyncML, refer to [Enabling a policy](./understanding-admx-backed-policies.md#enabling-a-policy).
+>
+> The payload of the SyncML must be XML-encoded; for this XML encoding, there are a variety of online encoders that you can use. To avoid encoding the payload, you can use CDATA if your MDM supports it. For more information, see [CDATA Sections](http://www.w3.org/TR/REC-xml/#sec-cdata-sect).
+
+
+ADMX Info:
+- GP English name: *Specify Windows installation file location*
+- GP name: *SourcePath*
+- GP path: *System*
+- GP ADMX file name: *Setup.admx*
+
+
+
+
+
+Footnotes:
+
+- 1 - Available in Windows 10, version 1607.
+- 2 - Available in Windows 10, version 1703.
+- 3 - Available in Windows 10, version 1709.
+- 4 - Available in Windows 10, version 1803.
+- 5 - Available in Windows 10, version 1809.
+- 6 - Available in Windows 10, version 1903.
+- 7 - Available in Windows 10, version 1909.
+- 8 - Available in Windows 10, version 2004.
+
+
+
diff --git a/windows/client-management/mdm/policy-csps-admx-backed.md b/windows/client-management/mdm/policy-csps-admx-backed.md
index 8bc7c3e083..95429ee39e 100644
--- a/windows/client-management/mdm/policy-csps-admx-backed.md
+++ b/windows/client-management/mdm/policy-csps-admx-backed.md
@@ -206,6 +206,8 @@ ms.date: 08/18/2020
- [ADMX_sdiageng/ScriptedDiagnosticsSecurityPolicy](./policy-csp-admx-sdiageng.md#admx-sdiageng-scripteddiagnosticssecuritypolicy)
- [ADMX_Securitycenter/SecurityCenter_SecurityCenterInDomain](/policy-csp-admx-securitycenter.md#admx-securitycenter-securitycenter-securitycenterindomain)
- [ADMX_Servicing/Servicing](./policy-csp-admx-servicing.md#admx-servicing-servicing)
+- [ADMX_Setup/ServicePackSourcePath](./policy-csp-admx-setup.md#admx-setup-servicepacksourcepath)
+- [ADMX_Setup/SetupSourcePath](./policy-csp-admx-setup.md#admx-setup-setupsourcepath)
- [AppRuntime/AllowMicrosoftAccountsToBeOptional](./policy-csp-appruntime.md#appruntime-allowmicrosoftaccountstobeoptional)
- [AppVirtualization/AllowAppVClient](./policy-csp-appvirtualization.md#appvirtualization-allowappvclient)
- [AppVirtualization/AllowDynamicVirtualization](./policy-csp-appvirtualization.md#appvirtualization-allowdynamicvirtualization)