update meta description

Author: zhiyuanliang-ms

articles/azure-app-configuration/feature-management-dotnet-reference.md

@@ -1,7 +1,7 @@
 ---
 title: .NET feature flag management
 titleSuffix: Azure App Configuration
-description: In this tutorial, you learn how to use feature flags in .NET apps. The feature management library provides various out-of-the-box solutions for application development, ranging from simple feature toggles to complex feature experimentation.
+description: Learn to implement feature flags in your ASP.NET Core application using feature management and Azure App Configuration. Dynamically manage feature rollouts, conduct A/B testing, and control feature visibility without redeploying the app.
 services: azure-app-configuration
 author: zhiyuanliang-ms
 ms.author: zhiyuanliang

articles/azure-app-configuration/quickstart-feature-flag-aspnet-core.md

@@ -1,7 +1,7 @@
 ---
 title: Quickstart for adding feature flags to ASP.NET Core apps
 titleSuffix: Azure App Configuration
-description: This tutorial will guide you through the process of integrating feature flags from Azure App Configuration into your ASP.NET Core apps.
+description: Learn to implement feature flags in your ASP.NET Core application using feature management and Azure App Configuration. Dynamically manage feature rollouts, conduct A/B testing, and control feature visibility without redeploying the app.
 services: azure-app-configuration
 author: zhenlan
 ms.service: azure-app-configuration

articles/azure-app-configuration/quickstart-feature-flag-dotnet-background-service.md

@@ -1,7 +1,7 @@
 ---
 title: Quickstart for adding feature flags to .NET background service
 titleSuffix: Azure App Configuration
-description: A quickstart for adding feature flags to .NET background services and managing them in Azure App Configuration
+description: Learn to implement feature flags in your .NET background service using feature management and Azure App Configuration. Dynamically manage feature rollouts, conduct A/B testing, and control feature visibility without redeploying the app.
 services: azure-app-configuration
 author: zhiyuanliang-ms
 ms.service: azure-app-configuration

articles/azure-app-configuration/quickstart-feature-flag-dotnet.md

@@ -1,7 +1,7 @@
 ---
 title: Quickstart for adding feature flags to .NET/.NET Framework apps
 titleSuffix: Azure App Configuration
-description: A quickstart for adding feature flags to .NET/.NET Framework apps and managing them in Azure App Configuration.
+description: Learn to implement feature flags in your .NET application using feature management and Azure App Configuration. Dynamically manage feature rollouts, conduct A/B testing, and control feature visibility without redeploying the app.
 services: azure-app-configuration
 author: zhiyuanliang-ms
 ms.service: azure-app-configuration