Fix: This App Package Is Not Supported for Installation

Give these quick fixes a try right away

by Vlad Turiceanu
Vlad Turiceanu
Vlad Turiceanu
Passionate about technology, Windows, and everything that has a power button, he spent most of his time developing new skills and learning more about the tech world. Coming... read more
Reviewed by Alex Serban
Alex Serban
Alex Serban
Windows Server & Networking Expert
After moving away from the corporate work-style, Alex has found rewards in a lifestyle of constant analysis, team coordination and pestering his colleagues. Holding an MCSA Windows Server... read more
Affiliate Disclosure
  • This app package is not supported for installation error can occur when sideloading msixbundle, Appx, and AppxBundle packages in Windows.
  • Most often, you encounter this error when trying to install third-party installation packages that have restricted capabilities.
  • You can sideload app packages using Microsoft Powershell and App Installer to install applications and get rid of the error successfully.
This App Package is Not Supported for Installation

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Microsoft distributes UWP (Universal Windows Platform) and desktop apps as .msixbundle, .Appx and .AppxBundle app packages in Windows.

Despite Msixbundle, Appx, and AppxPackage installers being reliable ways to sideload the app packages, several users cannot do so.

Why am I getting the App package not supported error?

Some of our readers are getting the This app package is not supported for installation by app installer error when attempting to sideload app packages, especially the ones downloaded from unofficial sources. There are several possible reasons behind the issue:

  • Third-party app packages – App packages downloaded from a third-party website other throw the App package not supported error.
  • Microsoft Store does not support the installer – If Microsoft Store does not support the Msixbundle installer, it will not be to install the app package successfully.
  • Restricted installer capabilities – Installers with restrictive capabilities can also be the reason behind the error.
  • Developer Mode is disabled – Developer mode should be active on your Windows computer if you want to sideload the .msixbundle, .Appx and .AppxBundle app packages on your PC.

Interestingly, there are a couple of workarounds to resolve the This app package is not supported for Installation errors in Windows 11.

How can I fix the app package not supported error?

1. Enable Developer Mode

  1. Use the Windows + I shortcut to launch the Settings app.
  2. Go to Privacy & Security tab from the left sidebar and click the For developers option.This App Package is Not Supported for Installation
  3. Toggle On the switch for Developer Mode.This App Package is Not Supported for Installation

2. Install app packages using Windows PowerShell

  1. Press Windows + S to open Windows Search, type powershell in the search bar, and click Run as Administrator.This App Package is Not Supported for Installation
  2. Press the Yes button on the User Action Control window.
  3. Type or copy-paste the following command into the PowerShell window (Replace the X:\Path\to\File.Appx string with the actual path of the app package on your system): Add-AppxPackage -Path X:\Path\to\File.Appx App Package is Not Supported for Installation
  4. Press the Enter key to initiate the package installation.

This time you will not receive the This Package is not supported for Installation error. Exit the PowerShell window after the package installation is successful, and launch the app.

To avoid dependency issues, install the dependencies packages before installing the main app package.

3. Use the App Installer

Note icon
Before you begin installing Microsoft’s official App Installer on your Windows PC, it is recommended to create a restore point on your Windows PC.
  1. Launch Microsoft Store from the pinned apps in the Start menu and search for App Installer.This App Package is Not Supported for Installation
  2. Press the Install to Download button.
  3. Launch the File Explorer using Windows + E shortcut, navigate to the location of the .appx or .msixbundle package, and double-click one of them to launch the App Installer.This App Package is Not Supported for Installation
  4. Finally, press the Install button located on the button right of the App Installer dialog box.This App Package is Not Supported for Installation

Wait until the App Installer discovers and downloads the essential dependency packages and the main app package. After the installation is successful, the app will automatically launch on your PC.

These two workarounds will help you get past the This app package is not supported for installation error during sideloading app packages using app installers.

While you are here, you may want to know how to fix the This Installation Package Could not be Opened error using some simple methods.

If you have any other questions or solutions for this issue, feel free to use the comments section below.

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If the advices above haven't solved your issue, your PC may experience deeper Windows problems. We recommend downloading this PC Repair tool (rated Great on to easily address them. After installation, simply click the Start Scan button and then press on Repair All.

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