First insider preview release for the upcoming public release in July.

New Features:

• Support for desktop installers that require restart – read more
  • Auto-login option for restart
• New options in app settings
  • Specify a default cert to sign packages with
  • Specify exit codes for installers that require restart

Known “bugs/features”

• Negative reboot exit codes are currently not supported
• If Default cert is specified, you still need to select to sign your package
• During remote or VM restarts, there might be an extra login prompt
• Restore defaults button doesn’t remove certificate password or installer exit codes
• There are some UI incongruencies

You can find the full history of MSIX Packaging Tool release notes here.