Only the bits of the app that changed are downloaded during an update, saving bandwidth.
1. Enabling the MSIX Packaging Tool (For Developers/IT Pros) install msix
MSIX apps run in a lightweight container. When you uninstall, no registry junk or stray folders are left behind. Only the bits of the app that changed
This method is standard for end-users and manual testing. a self-signed test certificate)
MSIX packages must be digitally signed. If the certificate is not trusted (e.g., a self-signed test certificate), installation will fail.