I have a signed appxbundle generated by Visual Studio and signed with a Comodo authenticode sha256 certificate. The bundle shows a digital signature tab when opening the properties. Now when I do...

Is it possible to change or even hide the mouse-pointer in a UWP app? The only thing I can find is this : Windows.UI.Xaml.Window.Current.CoreWindow.PointerCursor = null; But in UWP, this doesn't w...

In order to make a hamburger button in a UWP application, I try to use BooleanToVisibilityConverter to change the state of the hamburger button, just like RSSReader Example. The problem is, when I...

I made a simple UWP application to test speech recognition function, But I have some error, it shows: System.UnauthorizedAccessException: 'Access is denied. (Exception from HRESULT: 0x80070005 (E_A...

I've seen some examples of using Windows.Gaming.Input in C++ console apps but is there a way to access it in a non-UWP C# project as well? Thanks,

How can I copy a variable which is of type IBuffer in C# (UWP app) to a string? The IBuffer itself doesn't seem to have any methods. It has Length which seems to be the correct value. But I cannot ...

I have a Listview with 20 items in it. I want to scroll the Listview programmatically. ListView?.ScrollIntoView(ListView.Items[0]) will scroll the listview to the first item. ListView?.ScrollIn...

I have dynamic added controls in my XAML UI. How I can find a specific control with a name.

I tried to package a windows app with release mode, but two tests failed: 1.Binary analyzer failed Binary analyzer •Error Found: The binary analyzer test detected the following errors: ◦File C:...

I'm using Windows.UI.ViewManagement.UISettings to get system accent color but it seems this class does not have any method or property for light/dark mode. I failed to find a document for this feat...

I am writing a Universal Windows application that uses OpenCV to do camera calibration and tag detection, among other things. I'd like to be able to use release mode, fully-optimized OpenCV DLLs w...

Is there a way (either C# or XAML) I can maximize a UWP app window even after I resized and closed it previously on desktop? I have tried with ApplicationViewWindowingMode.FullScreen but this makes...

Here is the full error: Your project file doesn't list 'win10' as a "RuntimeIdentifier". You should add 'win10' to the "RuntimeIdentifiers" property in your project file and then re-run NuGet re...

I'm building a UWP app that gets a list of files from a folder, do some processing on them, then get rid of the files. This was working fine: List<StorageFile> files; public MainPage() { t...

Microsoft recently revealed their new "fluent" design langauge, and one part of it is the "acrylic" material. This effect makes an element transparent and blurs the background. It can either be app...

Does anyone know how to format a date when using x:Bind in a UWP Windows 10 app? I have a TextBlock that is bound (x:Bind) to a DateTime property on my ViewModel which is read from SQL. I want to ...

I need to create a TextBox with only numbers but I couldn't do. I have tried to put : InputScope = "Numbers" but this only work on Mobile. Also I have tried on TextChanging this: private void tex...

I'm trying to show a popup to edit a brand in my app but it doesn't show up. Function where I call the Dialog: private async Task EditBrandAsync(Brand brand) { var dialog = new ContentDialogs.Edit...

I'm triyng to make a login system in my UWP (WinUI3) app and when I try to lauch de Login Content Dialog it crashes throwing this error: System.ArgumentException: 'Value does not fall within the e...

I am using Serilog as a logger for my program. Trying to make Rolling interval files that append the yyyymmdd date to each file. The code below is exactly what I have used the entire time and it ...

I want to be able to define a style and set the style on the icon (or on the button that holds the icon). Setting the button h/w doesn't enlarge the symbol and adding a Viewbox works, but I can't ...

I’m working on UWP app on my laptop. On a previous laptop with a pre-release Windows 10, I was able to get my app to see my web API service on localhost, but on this laptop, no matter what I try, I...

I need to wrap WebRTC c++ library into WinRT component and use it from my UWP/C# application. There is a good article how to use native c++ in uwp which describes all the integration steps, which I...

I have built the app for windows. It runs in desktop mode. I opened Microsoft developer account. How do I publish the flutter app (the windows build) into the Microsoft Store? What is/are the file(...

I need to remove the underline in the content of HyperLinkButton. TextDecorations does not exist in this XAML element. <HyperlinkButton x:Name="BtnTeste" Width="100" Height="50" BorderThickn...