MSIX error code: 0x80073CF0

Code: ERROR_INSTALL_OPEN_PACKAGE_FAILED

Cause: The package couldn’t be opened.

Possible causes:

  • The package is unsigned.
  • The publisher’s name doesn’t match the signing certificate subject.
  • The file:// prefix is missing or the package couldn’t be found at the specified location.

For more information, check the AppxPackagingOM event log. To check the event viewer, see the article Troubleshooting MSIX