Install Msix Package [updated] [2026]

Here is the step-by-step guide to installing an MSIX package on Windows.

If you're running Windows 10, version 2004 (May 2020 Update) or later, you can use the Windows Package Manager (winget) to install MSIX packages. install msix package

Install and update the App Installer - MSIX - Microsoft Learn Here is the step-by-step guide to installing an

If "Proper Paper" is a specific GitHub project or a niche tool you found, please ensure you downloaded it from the official author's repository to avoid security risks. or .appinstaller file in File Explorer.

If you encounter persistent issues, check the under Applications and Services Logs > Microsoft > Windows > AppXDeployment-Server/Operational for detailed diagnostic information.

: Find your .msix , .msixbundle , or .appinstaller file in File Explorer.