PowerToys/doc/devdocs/embedded-msix.md

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How to integrate new MSIX module with PowerToys Settings and WiX installer

issue_11705_with_example branch contains HelloWorld UWP C# MSIX application which reads its module settings and is installed along PowerToys.

Steps

  • uncomment everything near "TODO: Use to activate embedded MSIX" comments
  • build PowerToys solution
  • deploy HelloModule module and sign it with a self-signed certificate (don't forget to put it into a trusted store)
  • build PowerToysSetup solution and install it

Type HelloModule into start search and observe that it was installed:

Open PowerToys settings and change the stub setting to something:

Open HelloModule:

First time you press "Load Settings", it'll detect that it doesn't have permissions to access local file system and open its system settings window, toggle it there:

(it's a known uwp limitation, see https://stackoverflow.com/a/53533414/657390)

HelloModule will close then, restart it, press "Load Settings" and you should see that the application was able to load the setting string which was set by the settings app: