How to customize a caret of TextBox in UWP?
I want to make customized TextBox and I don't know how to customize the caret in UWP. I thought of these ways to make it: Change the style of the original caret directly Use a rectangle and let it blink, but how to hide the original caret or how to…
Universal Windows Platform (UWP)
What is the name of the taskbar executable(s)?
I'm building a UWP app in which a user can remotely close apps on a device with a receiving agent. The agent only allows apps that it receives by executable name from the UWP app. I'm trying to allow the taskbar to not be closed, by adding apps like…
Universal Windows Platform (UWP)

Can we prevent Narrator from speaking UI control's name?
Hello, I'm working on WinUI2 app with XAML island in purely C++ (no XAML code). I want to support Narrator screen reader for my app. I tried to set accessibility props (name and helpertext) for UI controls. While this props are being read by Narrator, it…
Universal Windows Platform (UWP)
ListView events arent always triggered.
Hello, I am not sure if I selected right tag for my topic, but there is not present UWP tag naw. I have problem with ListView. If my ListView has many rows (about 150+), some events are sometime not triggered (but sometime they are triggered as well). If…
Universal Windows Platform (UWP)
GridView - no frame at item selection on Windows 11
I am using GridView control in my UWP app. The grid shows games cover arts gallery. On Windows 10 i see the grid item gets a frame at item selection, but on Windows 11 no frame appears. How to make it working the same way like on Windows 10?
Universal Windows Platform (UWP)
Help Needed for Connecting POS Printer via USB in UWP App
Hi Team, I have implemented POS printer functionality in my UWP app. When I connect the POS printer using Bluetooth, it works perfectly. However, when I connect the printer via a USB cable, I’m unable to find a way to detect or connect to the printer…
Universal Windows Platform (UWP)
GetFolderAsync applied to the FutureAccessList delivers error message 2148734499
StorageItemAccessList _lAccess = StorageApplicationPermissions.FutureAccessList; ApplicationDataContainer _localSettings = ApplicationData.Current.LocalSettings; StorageFolder _Public; // _Public captured by the…
Universal Windows Platform (UWP)
customer's add-on UI not showing on their screen
We have a user that is having problem with the add-on UI on their installation. Many many other users this works just fine. For some reason, the purchase dialog does not appear when prompted. He is getting this with our application and another…
Universal Windows Platform (UWP)
what is the best option in configuration manager (x86, x64 or ARM) for build an UWP app that runs in Microsoft SQ3 processor?
Hello I'm working with UWP app that have to run in a tablet based on Windows 11 and it is using an SQ3 processor. I'm running this line for hide a button in the UI: Mybutton.Visibility = visibillity.Collapsed; Testing in PC windows 10, the code line…
Universal Windows Platform (UWP)
Support Needed: Error 0x800B0100 - App Package Must Be Digitally Signed
Hi all, I'm currently facing an issue while creating a UWP package in Unity, and I keep encountering the error 0x800B0100. The error message states, "The app package must be digitally signed for signature validation." Here are the details of…
Universal Windows Platform (UWP)
Impact of Bing Maps for Enterprise retirement to UWP
We received an email about the retirement of Bing Maps for Enterprise, which will affect all applications using Bing Maps. Does retirement also affect UWP apps that include map feature? Any migration procedures can be followed? Thanks.
Universal Windows Platform (UWP)
Azure Maps
Windows Maps

Installing virtual printer using PSA
I am trying to create a Virtual Printer (for print to pdf) using PSA as documented here https://learn.microsoft.com/en-us/windows-hardware/drivers/devapps/print-support-app-v4-design-guide After creating and deploying the solution from visual…
Universal Windows Platform (UWP)

Unable to add printSupportSettingsUI Extensions for Print Support applications (PSA)
I am getting errors and unable to use windows.printSupportSettingsUI extension is required for the Print support settings UI. I tried the below sample code provided by Microsoft's Print-support-app-design-guide documentation. …
Universal Windows Platform (UWP)
Why does using VideoTransformEffectDefinition affect the camera brightness
I'm using VideoTransformEffectDefinition to rotate the camera VideoPreviewWhy does using VideoTransformEffectDefinition reduce the brightness?How can this problem be avoided?
Universal Windows Platform (UWP)
How to fix Windows.Networking.Connectivity.dll - Access is denied
Hi, Its a multiplayer game developed with Unity, I have added the following capabilities in Package.appxmanifest : Internet (Client) Internet (Client & Server) Private Networks (Client & Server) The user is asked to sign in by directing to the…
Universal Windows Platform (UWP)
Device metadata published to WMIS authentication failed, do not know how to correct
Problem Statement According to the official guide "Automatic installation of UWP device apps", we developed a UWP device app and successfully published it to Microsoft Store. However, when attempting to publish the device metadata to Windows…
Universal Windows Platform (UWP)

Issue with Exchange Currency Rates in Microsoft Partner Center
Hi Team, We are facing an issue with exchange currency rates for Indian customers. We have created an add-on product in our app and set the base price in USD (e.g., $7.49 USD). However, when checking the View Conversion Table, we noticed a significant…
Universal Windows Platform (UWP)

Create virtual printer using Print Support App (PSA)
Hello .net community, I'm trying to create a UWP PSA application following the https://learn.microsoft.com/en-us/windows-hardware/drivers/devapps/print-support-app-v4-design-guide guide. However when I deploy an app locally, the virtual printer is not…
Universal Windows Platform (UWP)

Microsoft Analytics API returns a response "200 OK" status but the result is empty
I have a UWP app, and it is already in the Microsoft Store. I'm using Microsoft Partner Center as the service of the app. In the Dashboard, I see all the details about the app from the acquisition, insights, usage and etc. I'm investigating right now to…
Universal Windows Platform (UWP)

How to implement the download of free DLC without using UI thread
Hi, In a store app, is it possible to implemente do download of DLC without the need of the UI thread? I ve tried with storecontext but seems not possible. Also, is it possible to start the download of free DLC without the action of purchasing it? In my…