uwp - Write registry at installation time

In a Universal Windows Platform (UWP) app, you cannot directly write to the Windows Registry like you can in traditional Win32 applications. UWP apps run in a sandboxed environment and have limited access to the system's resources, including the Windows Registry.

However, you can store application settings and data using the ApplicationData API provided by UWP. This API allows you to store settings and data in different locations, such as local, roaming, and temporary storage. Here's how you can use the ApplicationData API to store application-specific settings:

1. Import the necessary namespaces:

   csharpCopy code
   using Windows.Storage;
   
   using Windows.Storage.Pickers.Provider;
   
   

2. Write settings during the installation process or when the app starts for the first time. You can do this in your app's entry point or startup code.

   csharpCopy code
   // Save a setting during installation or first run
   
   private void SaveSetting(string key, string value)
   
   {
   
       ApplicationDataContainer localSettings = ApplicationData.Current.LocalSettings;
   
       localSettings.Values[key] = value;
   
   }
   
   

3. Read the saved settings whenever you need them:

   csharpCopy code
   // Read a setting
   
   private string ReadSetting(string key)
   
   {
   
       ApplicationDataContainer localSettings = ApplicationData.Current.LocalSettings;
   
       if (localSettings.Values.ContainsKey(key))
   
       {
   
           return localSettings.Values[key].ToString();
   
       }
   
       return null;
   
   }
   
   

Remember that these settings are specific to your UWP app and are stored within the app's sandboxed environment. They won't affect other apps or system settings.

Please note that UWP apps are designed to be secure and follow a different paradigm than traditional Windows applications. If you need to perform more advanced actions like writing to system-wide registry keys, you might need to consider developing a different type of application, such as a traditional Win32 application.