Win10 Game Streaming: "Super High" Quality Mode

If you have been using Win10's Xbox One game streaming feature, you may be interested in the following. In Windows 10, the "Super High" quality mode is hidden in the Xbox One game stream settings, which can be easily opened with a simple modification.

Open method found from foreign Reddit website:
• Open C:Users%USERNAME%AppDataLocalPackages folder (copy to the resource manager address, here assume your system is installed In the C drive).
• Open the folder starting with "Microsoft.XboxApp" and go to "Local State".
• Open "userconsoledata" with Notepad.
• Change the value of the "IsInternalPreview" variable from "false" to "true".
• Save and close the file.
Now back to the Xbox app, you should see the new settings in the quality settings. If the bandwidth is allowed, there will be a certain improvement in quality after being turned on.