Update understanding-billing.md

Add in a new video the team made focus on pv2 billing model.

Author: VincentLiu777

articles/storage/files/understanding-billing.md

@@ -4,7 +4,7 @@ description: Learn how to interpret the provisioned and pay-as-you-go billing mo
 author: khdownie
 ms.service: azure-file-storage
 ms.topic: conceptual
-ms.date: 03/11/2025
+ms.date: 05/1/2025
 ms.author: kendownie
 ms.custom: references_regions
 ---
@@ -35,6 +35,15 @@ This article explains how the billing models for Azure Files work to help you un
    :::column-end:::
 :::row-end:::
 
+:::row:::
+    :::column:::
+        > [!VIDEO https://youtu.be/1sXwvHaTqfg?si=y8QOnsOSA_IgIRbU]
+    :::column-end:::
+    :::column:::
+        This video focus on Azure Files provisioned v2 billing model.
+   :::column-end:::
+:::row-end:::
+
 ## Applies to
 | Management model | Billing model | Media tier | Redundancy | SMB | NFS |
 |-|-|-|-|:-:|:-:|