347 questions
Best practices
0
votes
3
replies
54
views
WinUI3 Packaged App Signing Keys with Git
I'm just wondering what the best way is to deal with MSIX signing keys in a git repo.
My project keeps a hash of the signing key in the project files, which means anyone who clones the repository will ...
1
vote
0
answers
98
views
Unable to deploy or run Microsoft Push Notifications sample
I'm trying to run the Microsoft Push Notifications sample taken from here client to explore this capability on a Windows app. My setup composed of Azure Notification server, remote app to trigger the ...
0
votes
1
answer
58
views
Are MSIX installers suitable for Windows services with complex dependencies?
I'm looking at options for creating an installer for an application, and MSIX seems to be the newest kind of installer for Windows. But it also seems to focus a lot on sandboxing and the Windows App ...
0
votes
2
answers
93
views
Why is a fulltrust packaged app (i.e. windows.fullTrustApplication)'s write to AppData still virtualized despite document saying otherwise?
I have an electron app built with electron forge and @electron-forge/maker-appx. In the output appxmanifest.xml it reads <Application EntryPoint="Windows.FullTrustApplication"..., and ...
1
vote
1
answer
118
views
You must include a valid app package manifest file
While trying to publish our new .NET MAUI project, I received the following error message:
MakeAppx : error : You must include a valid app package manifest file named AppxManifest.xml in the source. [...
1
vote
0
answers
59
views
Practical uses of Windows Catalog Files outside of drivers
I was under the impression that Catalog Files (.cat) on Windows are only used in the context of drivers. I stumbled upon other uses, and wondered whether they make use of .cat files just for ...
1
vote
1
answer
124
views
How to build an MSIX package in a windows docker container
I am trying to install MSIXPackagingtoolv1 in a docker image on windows and I am getting a variety of errors.
Here is my Dockerfile:
FROM mcr.microsoft.com/dotnet/sdk:8.0.411-windowsservercore-...
0
votes
0
answers
63
views
AppContainer for Electron Apps
I am packaging an electron app as an msix package, using makeappx.exe.
However, I want to use the container features of AppContainer, which should be possible for an MSIX.
I find conflicting ...
0
votes
1
answer
149
views
Using msbuild to generate msix file instead of Visual Studio
I'm trying to fully automate my msix builds for an Avalonia desktop application. My solution has 3 projects: desktop UI, a class library, and a WAP (Windows Application Project) project.
I can create ...
1
vote
1
answer
108
views
MAUI app published as MSIX on Microsoft Store only runs on my machine
I’ve published a .NET MAUI application to the Microsoft Store as an MSIX package. The app installs and runs fine on my development machine, but when installed on other computers, it does not even ...
0
votes
1
answer
65
views
MEF's CompositionException issue with MSIX
I am developing a C# project relying on Managed Extensibility Framework (MEF) to do its job, with Services .DLL like
[Export(typeof(IPerson))]
public class People : IPerson
{ ... }
that are Lazily ...
0
votes
1
answer
71
views
Writing proxy/stub dll for msix packaged COM Server
I have an out of proc COM server packaged as an MSIX. I also have the following idl file,
declare_guid(CLSID_ComServerProxyStub, BA5A4D3C-56D8-4F3D-885D-C30B2405BDA5);
[
object,
uuid(FA601A80-...
2
votes
0
answers
70
views
Can I choose which MSIX Application gets launched in my launchSettings.json?
Is it possible to configure which <Application> gets launched when I F5 deploy my projects in Visual Studio?
I have an MSIX WinAppSDK app with a Package.appxmanifest that has multiple <...
0
votes
1
answer
111
views
MSIX app installer - how to include additional files
I'm using Visual Studio (Windows Application Packaging Project) to build an app installer for a solution consisting of an .EXE project and some .DLL projects.
There are some other files and dlls used ...
0
votes
1
answer
218
views
How to use Microsoft.Windows.Management.Deployment
Does anyone know how to use the Microsoft.Windows.Management.Deployment methods in c# .net 8. I've added the Windows App SDK reference, and my IDE then recognises the class/methods, however it gives ...
0
votes
1
answer
93
views
Are the blocks in AppxBlockMap.xml directly tied to Deflate-compressed blocks in MSIX packages?
I'm trying to understand the relationship between the blocks defined in the AppxBlockMap.xml file of an MSIX package and the compression process, specifically the Deflate algorithm used in ZIP-based ...
0
votes
1
answer
242
views
MSIX Packaging Tool - Failing Installation
I am trying to create a Windows app from the following simple Python code.
from qtpy.QtWidgets import QApplication, QLabel
from qtpy.QtCore import Qt
if __name__ == "__main__":
# Create ...
2
votes
1
answer
138
views
Using MSIX packaging for Visual Studio, App doesn't write in registry
I created an app for Windows in C#, which automatically starts when Windows starts.
I Write a simple key in the registry:
private bool autorunProperty;
private readonly static string ...
0
votes
0
answers
44
views
Preview handler not working in Microsoft Store app
Background
I have a Windows desktop application targeting x86 created in Delphi RAD Studio. The application can save and load a project file with a custom file extension. I have created an exe ...
0
votes
0
answers
110
views
Issue with compose multiplatform - Windows
I'm struggling with an issue in my compose multiplatform project.
I made an app using ktor and ktorfit, having everything working fine on debug and also while testing the msi on my Windows 11 notebook....
1
vote
0
answers
70
views
What do I need to do to enable stack traces in crash analytics in Microsoft Store?
I have a .NET 8 app packaged with "Windows Application Packaging Project" aka Desktop Bridge and distributed through Microsoft Store.
The .msixupload file contains .appxsym and that file in ...
0
votes
0
answers
61
views
Launching a .Net 8.0.300 Maui MSIX packaged app from PS/CMD terminal
Launching a .Net 8.0.300 Maui MSIX packaged app from PS/CMD terminal
I am working on a project that is developed utilizing Visual Studio to package and launch the application utilizing MSIX packaging. ...
0
votes
1
answer
66
views
Multiple executables with AppxManifest with different FirewallRule
I have a full trust Windows desktop app packaged using .wapproj + appxmanifest. I need it to run a background process from a separate executable that exposes a network service (yggstack).
Before I ...
1
vote
1
answer
133
views
Upgrading a Xamarin app to Maui with installer generates error 0x80073CF3
I have a Xamarin application that is published to an appxbundle package. I have re-created the application in Maui, and that produces an msix package. When I try up update an installation of the ...
0
votes
1
answer
122
views
Drag and drop from explorer not working in WPF app packaged with MSIX
The setup:
I have a DataGrid with AllowDrop="True", and Drop="MyDropEvent". Let's ignore the handling of the drop event, because it boils down to this:
If I attempt to drag/drop ...
0
votes
0
answers
163
views
Installing MSIX applications to same app location
I am in the process of trying to convert installers for a desktop application from MSI to MSIX. The conversion of the main application was successful. When installing to a local Windows ...
0
votes
0
answers
137
views
Auto-update for sideloaded app - PackageManager not recognized
I'm trying to follow the instructions here to add auto-update capability to a non-store app packaged with a Windows Application Packaging project:
https://learn.microsoft.com/en-us/windows/msix/non-...
0
votes
1
answer
51
views
How to limit Start Menu item for MSIX to just the UI app?
I have a Windows Application Packaging project with a UI app and a console app.
It builds and installs fine (see my previous post). One thing I'd like to change is that the console app ideally shouldn'...
0
votes
1
answer
158
views
Adjusting Package.appxmanifest to create AppExecutionAlias not working
I have a Windows UI application (developed with Avalonia), a console application (which is called with command line arguments), and 2 class libraries in one solution (the UI app uses both class ...
1
vote
1
answer
178
views
.NET 8 Windows Service with MSIX Package
I'm trying to make a Windows service in .NET 8 to go along with a WinUI3 desktop application. The service program works fine when debugging in Visual Studio, but I'm running into issues packaging it. ...
0
votes
2
answers
89
views
How can console version of app access settings of MSIX UI version of app?
I have a UI application that also has a separate console version. I'm looking at changing the main UI application to MSIX deployment (with potential future deployment to MS Store). The console version ...
0
votes
1
answer
160
views
Build MSIX project for Class Library in VS2022
I'm trying to add reference to an Class Library project from MSIX project in VS2022.
I always receive the following error message:
"referenced project paths must contain at least one element.
...
1
vote
0
answers
101
views
Resolving Dependency Issues in MSIX Packaging of Console and WINUI3 Applications
I am encountering challenges with the MSIX packaging process for integrating a console application within a WINUI3 project, both intended to be included in the same MSIX package. To achieve this, I ...
1
vote
2
answers
113
views
Multiple msixupload files for uwp with packaging project
I am trying to package a UWP application with a desktop extension as full trust process. For this, I have to use a separate packaging application for creating msixupload for store distribution and ...
0
votes
0
answers
81
views
Errors when publishing Delphi 10.1 Berlin application to the Microsoft Store with .msix or .msixbundle
I have created a .msix for my Delphi app, which installs fine locally, and WACK (Windows App Certification Kit) passes with no blocking issues.
I have checked that the AppxManifest.xml identity and ...
0
votes
1
answer
532
views
Please check whether the Msixvc support services are installed
Issue Description
I am trying to create MSXI installer for .NET WPF application. I have published the .appinstaller file successfully, but the window below shows when the installer is clicked.
Cannot ...
0
votes
1
answer
178
views
How to use the shortcut extension on Windows 10, using msix
I'd like to start using msix packages, but on a (windows 10) machine in question I have the shortcut extension available.
The shortcut extension is available since "Windows 10 (Build 19645)",...
0
votes
1
answer
152
views
C# .NET Maui Publishing with CLI "Error: Input file with '.DLL' extension not supported"
I am trying to publish an update for a .NET Maui app that has been in production for over a year. I've made several updates to the app, without issue. However, I recently had to get a new computer, ...
1
vote
0
answers
72
views
MSIX not copying resource file correctly
I have a program with the gdal package that i want to include in the MSIX installer.
before updating to .net8 it worked with the structure
-WindowsApps
--Appx_hash
---gdal
---images
---myAppX
but ...
1
vote
1
answer
304
views
Installing MSIX packages through PowerShell does not succeed
One of our customers uses Windows Enterprise 22H2 (though older Versions display the same behaviour) for some managed devices and wants to deploy our app, signed by a developement certificate to allow ...
2
votes
1
answer
2k
views
How to install MSIX package with dependencies in Sandbox?
As we know, it is perfectly possible to run MSIX packages in Windows Sandbox manually:
Add-AppxPackage -Path mySetup.msix
Even Developer mode like they say in the cited question is not mandatory. I ...
0
votes
1
answer
1k
views
The package requires OS version 10.0.22621.0
We have a C# App for windows using Win UI3 and the Windows CommunityToolkit. This has always been working against OS version 19041.
If I set the TargetFramework to 22621 and the ...
1
vote
1
answer
378
views
Can I post a non-signed MSIX app on the Microsoft store? [closed]
I just created an app that I want to publish to the Microsoft Store, so I packed it into MSIX format but I get this message when trying to launch the package (see picture):
This app package is not ...
0
votes
1
answer
132
views
Change Msix family package name?
I'm trying to update my microsoft store app and I keep getting this error. Does anyone know how to edit the package family name in a flutter project on android studio? Also, my CN= is the same in my ...
1
vote
0
answers
68
views
DPI awareness for child process in Windows MSIX container
I'm currently deploying a third party executable alongside my own program inside a MSIX package. The 3rd party program is launched via a system command inside a new process group and without a console....
1
vote
0
answers
217
views
.NET MAUI MSIX icon background and shortcut tile
When i have built the MSIX file from VS2022 and click on it to install the application, in the top right hand corner the icon has a background sitting around my icon.
Also when I create a shortcut on ...
0
votes
1
answer
186
views
Unable to Create MSIX on Uno Platform Project
I want to create an MSIX installer for a new Single Project Uno Platform app with Visual Studio 2022 on Windows 11. I'm using Microsoft's guidance for using an Application Packaging Project.
Guidance: ...
4
votes
1
answer
3k
views
How do you install an unsigned MSIX package during application development?
During development of a desktop application with Visual Studio under Windows 11, the project creates an MSIX package, which is initially unsigned.
For the purposes of development, I need to install ...
2
votes
0
answers
138
views
How to install UWP app on a machine that does not have AppInstaller app
I need to install my side-loaded UWP on a target machine that does not have AppInstaller app.
Therefore, obviously, trying to double-click on the .msixbundle is not producing anything.
The target ...
0
votes
2
answers
4k
views
SignTool Error: This file format cannot be signed because it is not recognized - Maui .net8
After publishing the default .net8 maui app from Visual Studio for Windows, i am not able to sign the resulting .msix package and get this error:
SignTool Error: This file format cannot be signed ...