diff --git a/windows/client-management/mdm/policy-configuration-service-provider.md b/windows/client-management/mdm/policy-configuration-service-provider.md
index aa4a9bb4f1..f636ec9c6d 100644
--- a/windows/client-management/mdm/policy-configuration-service-provider.md
+++ b/windows/client-management/mdm/policy-configuration-service-provider.md
@@ -3106,6 +3106,9 @@ The following diagram shows the Policy configuration service provider in tree fo
Storage/EnhancedStorageDevices
+
+ Storage/RemovableDiskDenyWriteAccess
+
### System policies
diff --git a/windows/client-management/mdm/policy-csp-storage.md b/windows/client-management/mdm/policy-csp-storage.md
index 45727b2535..9284052651 100644
--- a/windows/client-management/mdm/policy-csp-storage.md
+++ b/windows/client-management/mdm/policy-csp-storage.md
@@ -1,164 +1,235 @@
----
-title: Policy CSP - Storage
-description: Policy CSP - Storage
-ms.author: maricia
-ms.topic: article
-ms.prod: w10
-ms.technology: windows
-author: MariciaAlforque
-ms.date: 03/12/2018
----
-
-# Policy CSP - Storage
-
-
-
-
-
-
-## Storage policies
-
-
- -
- Storage/AllowDiskHealthModelUpdates
-
- -
- Storage/EnhancedStorageDevices
-
-
-
-
-
-
-
-**Storage/AllowDiskHealthModelUpdates**
-
-
-
-
- Home |
- Pro |
- Business |
- Enterprise |
- Education |
- Mobile |
- Mobile Enterprise |
-
-
-  |
- 3 |
- 3 |
- 3 |
- 3 |
-  |
-  |
-
-
-
-
-
-[Scope](./policy-configuration-service-provider.md#policy-scope):
-
-> [!div class = "checklist"]
-> * Device
-
-
-
-
-
-Added in Windows 10, version 1709. Allows disk health model updates.
-
-
-
-Value type is integer.
-
-
-
-ADMX Info:
-- GP English name: *Allow downloading updates to the Disk Failure Prediction Model*
-- GP name: *SH_AllowDiskHealthModelUpdates*
-- GP path: *System/Storage Health*
-- GP ADMX file name: *StorageHealth.admx*
-
-
-
-The following list shows the supported values:
-
-- 0 - Do not allow
-- 1 (default) - Allow
-
-
-
-
-
-
-
-**Storage/EnhancedStorageDevices**
-
-
-
-
- Home |
- Pro |
- Business |
- Enterprise |
- Education |
- Mobile |
- Mobile Enterprise |
-
-
-  |
-  |
-  |
-  |
-  |
-  |
-  |
-
-
-
-
-
-[Scope](./policy-configuration-service-provider.md#policy-scope):
-
-> [!div class = "checklist"]
-> * Device
-
-
-
-
-
-This policy setting configures whether or not Windows will activate an Enhanced Storage device.
-
-If you enable this policy setting, Windows will not activate unactivated Enhanced Storage devices.
-
-If you disable or do not configure this policy setting, Windows will activate unactivated Enhanced Storage devices.
-
-
-> [!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: *Do not allow Windows to activate Enhanced Storage devices*
-- GP name: *TCGSecurityActivationDisabled*
-- GP path: *System/Enhanced Storage Access*
-- GP ADMX file name: *enhancedstorage.admx*
-
-
-
-
-
-Footnote:
-
-- 1 - Added in Windows 10, version 1607.
-- 2 - Added in Windows 10, version 1703.
-- 3 - Added in Windows 10, version 1709.
-- 4 - Added in Windows 10, version 1803.
-
-
-
+---
+title: Policy CSP - Storage
+description: Policy CSP - Storage
+ms.author: maricia
+ms.topic: article
+ms.prod: w10
+ms.technology: windows
+author: MariciaAlforque
+ms.date: 08/27/2018
+---
+
+# Policy CSP - Storage
+
+> [!WARNING]
+> Some information relates to prereleased product which may be substantially modified before it's commercially released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
+
+
+
+
+
+## Storage policies
+
+
+ -
+ Storage/AllowDiskHealthModelUpdates
+
+ -
+ Storage/EnhancedStorageDevices
+
+ -
+ Storage/RemovableDiskDenyWriteAccess
+
+
+
+
+
+
+
+**Storage/AllowDiskHealthModelUpdates**
+
+
+
+
+ Home |
+ Pro |
+ Business |
+ Enterprise |
+ Education |
+ Mobile |
+ Mobile Enterprise |
+
+
+  |
+ 3 |
+ 3 |
+ 3 |
+ 3 |
+  |
+  |
+
+
+
+
+
+[Scope](./policy-configuration-service-provider.md#policy-scope):
+
+> [!div class = "checklist"]
+> * Device
+
+
+
+
+
+Added in Windows 10, version 1709. Allows disk health model updates.
+
+
+
+Value type is integer.
+
+
+
+ADMX Info:
+- GP English name: *Allow downloading updates to the Disk Failure Prediction Model*
+- GP name: *SH_AllowDiskHealthModelUpdates*
+- GP path: *System/Storage Health*
+- GP ADMX file name: *StorageHealth.admx*
+
+
+
+The following list shows the supported values:
+
+- 0 - Do not allow
+- 1 (default) - Allow
+
+
+
+
+
+
+
+**Storage/EnhancedStorageDevices**
+
+
+
+
+ Home |
+ Pro |
+ Business |
+ Enterprise |
+ Education |
+ Mobile |
+ Mobile Enterprise |
+
+
+  |
+  |
+  |
+  |
+  |
+  |
+  |
+
+
+
+
+
+[Scope](./policy-configuration-service-provider.md#policy-scope):
+
+> [!div class = "checklist"]
+> * Device
+
+
+
+
+
+This policy setting configures whether or not Windows will activate an Enhanced Storage device.
+
+If you enable this policy setting, Windows will not activate unactivated Enhanced Storage devices.
+
+If you disable or do not configure this policy setting, Windows will activate unactivated Enhanced Storage devices.
+
+
+> [!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: *Do not allow Windows to activate Enhanced Storage devices*
+- GP name: *TCGSecurityActivationDisabled*
+- GP path: *System/Enhanced Storage Access*
+- GP ADMX file name: *enhancedstorage.admx*
+
+
+
+
+
+
+
+**Storage/RemovableDiskDenyWriteAccess**
+
+
+
+
+ Home |
+ Pro |
+ Business |
+ Enterprise |
+ Education |
+ Mobile |
+ Mobile Enterprise |
+
+
+  |
+ 5 |
+ 5 |
+ 5 |
+ 5 |
+ |
+ |
+
+
+
+
+
+[Scope](./policy-configuration-service-provider.md#policy-scope):
+
+> [!div class = "checklist"]
+> * Device
+
+
+
+
+
+If you enable this policy setting, write access is denied to this removable storage class. If you disable or do not configure this policy setting, write access is allowed to this removable storage class. Note: To require that users write data to BitLocker-protected storage, enable the policy setting "Deny write access to drives not protected by BitLocker," which is located in "Computer Configuration\Administrative Templates\Windows Components\BitLocker Drive Encryption\Removable Data Drives."
+
+Supported values:
+- 0 - Disable
+- 1 - Enable
+
+
+
+ADMX Info:
+- GP English name: *Removable Disks: Deny write access*
+- GP name: *RemovableDisks_DenyWrite_Access_2*
+- GP element: *RemovableDisks_DenyWrite_Access_2*
+- GP path: *System/Removable Storage Access*
+- GP ADMX file name: *RemovableStorage.admx*
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+Footnote:
+
+- 1 - Added in Windows 10, version 1607.
+- 2 - Added in Windows 10, version 1703.
+- 3 - Added in Windows 10, version 1709.
+- 4 - Added in Windows 10, version 1803.
+- 5 - Added in the next major release of Windows 10.
+
+
+