OpenInWSA is a discarded subsystem app. Browser URL Handler for WSA apps

  • Invoke the installer from the latest release of its source code repository on GitHub
    Invoke-WebRequest 'https://github.com/efraimbart/OpenInWSA/releases/latest/download/OpenInWSA.exe' -OutFile "$env:Temp/OpenInWSA.exe"
    if ($?) {Start-Process "$env:Temp/OpenInWSA.exe"}
  • Download it from the publisher’s website