Sideload a Modern UI App on Windows 8

1. Download the App's Package the developer provided for sideloading.

2. Open the file. It should contain:

3. A Powershell Script

4. The Application's .appx package

5. A Security Certificate

6. App files, resources and dependencies.

7. Right click the Powershell script and click 'Run with Powershell' in the menu that appears.

8. Click the 'Open' button in the security warning that appears.

9. The Powershell script should run.

10. If you are sideloading an app for the first time, Powershell will ask you whether you want to change the execution policy. Give the 'Y' Command and click enter.

11. Wait for the script to finish.

12. Your app has been successfully installed!