How to Sideload a Modern UI App on Windows 8

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Sideloading a Modern UI app means to install it without using the Windows Store. This is typically done to beta test an app. This handy guide will teach you how to sideload a Modern UI app on Windows 8. Note that you need a developer....

Method 1 of 2:

Sideloading With a Powershell Script

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    Download the App's Package the developer provided for sideloading.
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    Open the file. It should contain:
    1. A Powershell Script
    2. The Application's .appx package
    3. A Security Certificate
    4. App files, resources and dependencies.
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    Right click the Powershell script and click 'Run with Powershell' in the menu that appears.
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    Click the 'Open' button in the security warning that appears.
  5. The Powershell script should run.
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    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.
  7. Wait for the script to finish.
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    Your app has been successfully installed!
Method 2 of 2:

Sideloading Without a Powershell Script

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    Download the file for sideloading.
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    Open the file and note down the path of the application's .appx package.
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    Open the charms bar.
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    Click Search.
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    Search for 'Windows PowerShell' and choose the first result.
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    Run the command : Add-AppxPackage (filelocation).appx , substituting (filelocation) with the location of the App's appx package. For example, if your file is located at C:Appsexample.appx, then run the command:- Add-AppxPackage C:Appsexample.appx
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    Wait for deployment to finish.
  8. Once the script finishes running, your app has been sideloaded!

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