Default Application and Windows Settings and Application Launch Performance in Amazon AppStream 2.0
You can create default application and Windows settings to enable your users to get started with their applications quickly, so that they won't need to create or configure the settings themselves.
AppStream 2.0 optimizes the launch performance of your applications for your users' streaming sessions. To ensure that all of the required files are included in this process, you may need to manually add certain files and folders to the optimization manifest.