4,168 questions with Developer technologies | .NET | .NET MAUI tags

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how to create aab that support 16 kb memory page

Hello in project net maui i create via the archive the signed aab but unfortunately google console android didn't accept because it does not support 16 kb memory page what you suggest Thanks

Developer technologies | .NET | .NET MAUI
asked 2025-11-23T00:03:06.64+00:00
Shay Wilner 1,746 Reputation points
answered 2025-11-23T00:03:15.6633333+00:00
Q&A Assist
1 answer

How to scale canvas to make the image center?

I am using GraphicsView and want to show an image. when I scale it and then draw the image the image is scaled but is not center. int x=0,y=0; canvas.DrawImage(image,x,y,width,height); I scale the canvas then I should y=y-value? what I want is to the…

Developer technologies | .NET | .NET MAUI
asked 2025-11-22T14:37:22.32+00:00
mc 6,256 Reputation points
edited the question 2025-11-22T15:17:38.9133333+00:00
Don Varnau 19,515 Reputation points Volunteer Moderator
1 answer One of the answers was accepted by the question author.

how to make image only color of black or white in .net maui?

I am using .net maui and I want to use slider to change the value of gray and then the picture will change. use SKImage or Microsoft.Graphics.Image how to transform the colors to black and white only? the pixels is too much and I do not want to use code…

Developer technologies | .NET | .NET MAUI
asked 2025-11-20T04:33:33.7866667+00:00
mc 6,256 Reputation points
accepted 2025-11-22T14:37:40.83+00:00
mc 6,256 Reputation points
1 answer One of the answers was accepted by the question author.

Change the color of the selected element

How to change the background of the element that was clicked in the "CollectionView" what can be done so that the selection animation affects the inner area of ​​the clicked element.

Developer technologies | .NET | .NET MAUI
asked 2024-10-05T16:30:59.3966667+00:00
валера карманов 396 Reputation points
commented 2025-11-22T10:50:15.25+00:00
Buchfink Alexander 0 Reputation points
1 answer

DatePicker buttons not change color

Hello, I'm using a DatePicker in a .NET Maui app that I ported from Xamarin.Forms. The DatePicker isn't displaying the 'accent' color for the 'accept' and 'cancel' buttons, and I can't seem to change the color because they're barely visible: I've…

Developer technologies | .NET | .NET MAUI
asked 2025-11-21T07:05:17.0666667+00:00
NickNN 40 Reputation points
commented 2025-11-21T11:55:11.7533333+00:00
NickNN 40 Reputation points
2 answers One of the answers was accepted by the question author.

SCREEN UTILIZATION

I am developing an Android application using NET MAUI 10 with VS 2026. I notice that professional Android applications have two possible approaches with reference to the bottom bar (that contains the back, home and overview buttons), namely: This bar…

Developer technologies | .NET | .NET MAUI
asked 2025-11-10T20:43:35.78+00:00
Giorgio Sfiligoi 571 Reputation points
edited an answer 2025-11-21T08:31:14.2533333+00:00
Harry Vo (WICLOUD CORPORATION) 3,390 Reputation points Microsoft External Staff Moderator
2 answers

.NET MAUI Android Development: Request for Native UI Controls and Experience

Hello, I am currently developing an application within a .NET MAUI project, primarily targeting the Android platform. I have observed that the standard .NET MAUI UI controls do not fully reflect the native user experience of the target platform. For…

Developer technologies | .NET | .NET MAUI
asked 2025-11-18T07:12:39.31+00:00
fatih uyanık 245 Reputation points
commented 2025-11-21T06:31:09.5+00:00
fatih uyanık 245 Reputation points
0 answers

Removing Selection Indicator from CollectionView on Windows in .net maui

I need to remove the selected item indicator from collectionview in .net maui on windows platform. I tried overriding some colors in the App.xaml under the windows folder but it is not working. Could you help me please to solve the issue? Thanks

Developer technologies | .NET | .NET MAUI
asked 2025-11-20T10:16:55.2833333+00:00
Salim FARRAN 0 Reputation points
commented 2025-11-21T05:27:09.75+00:00
Michael Le (WICLOUD CORPORATION) 5,065 Reputation points Microsoft External Staff Moderator
1 answer

Image Measure Returns (0,0) in AutoFit Layout on Windows – Is This a Known Issue?

Hi, I'm encountering a platform-specific issue in .NET MAUI related to image measurement inside a custom auto-sized layout. I’ve created a custom layout called AutoFitStackLayout that uses a layout manager to measure and arrange children vertically.…

Developer technologies | .NET | .NET MAUI
asked 2025-11-18T08:30:50.2733333+00:00
Muthukumar Madasamy 0 Reputation points
recommended 2025-11-21T03:58:45.7433333+00:00
Lynn Dang (WICLOUD CORPORATION) 0 Reputation points Microsoft External Staff Moderator
3 answers

VSCode with MAUI extension on Mac not loading Solution file

I have been using VSCode for MAUI mobile dev for a while now on a Mac. Up until a couple days ago when I opened the folder with my solution in it it would also load the solution file and show the solution explorer. Now when I open the folder, even using…

Developer technologies | .NET | .NET MAUI
asked 2025-11-19T15:02:22.1166667+00:00
Tony Pitman 100 Reputation points
commented 2025-11-20T22:45:34.5333333+00:00
Tony Pitman 100 Reputation points
2 answers One of the answers was accepted by the question author.

Move from .Net 9 to .Net 10 in Maui using maccatalyst

Hi, I have app in .Net 9 in Maui, how I move to to .Net 10. using maccatalyst Please provides all the steps of upgrades? Thanks,

Developer technologies | .NET | .NET MAUI
asked 2025-11-19T14:20:11.1466667+00:00
Dani_S 4,751 Reputation points
accepted 2025-11-20T10:14:17.4133333+00:00
Dani_S 4,751 Reputation points
2 answers One of the answers was accepted by the question author.

Move from .Net 9 to .Net 10 in Maui

Hi, I have app in .Net 9 in Maui, how I move to to .Net 10. Please provides all the steps of upgrades? Thanks,

Developer technologies | .NET | .NET MAUI
asked 2025-11-19T14:17:54.5066667+00:00
Dani_S 4,751 Reputation points
accepted 2025-11-20T06:33:45.7866667+00:00
Dani_S 4,751 Reputation points
2 answers

MSIX installation fails on some PCs with 0x80070005 when UAC is enabled – how to install MSIX as administrator?

Hi, I have a .NET MAUI Windows app packaged as an MSIX. On several PCs the MSIX installs without any issues. But on some machines—especially where UAC is enabled—the installation fails with the following error: App installation failed with error…

Developer technologies | .NET | .NET MAUI
asked 2025-11-13T10:49:52.7566667+00:00
Manjunath Vadigeri 40 Reputation points
commented 2025-11-19T09:26:27.2533333+00:00
Jack Dang (WICLOUD CORPORATION) 4,040 Reputation points Microsoft External Staff Moderator
1 answer

Issue While Interactive login in MSAL

I am getting the exception “Value cannot be null. (Parameter ‘ErrorCode’)” while performing interactive login using Microsoft.Identity.Client in a Windows application. What does this error actually mean?

Developer technologies | .NET | .NET MAUI
asked 2025-11-18T11:24:46.7466667+00:00
Vaibhav Methuku 185 Reputation points
answered 2025-11-19T06:52:09.4366667+00:00
Jack Dang (WICLOUD CORPORATION) 4,040 Reputation points Microsoft External Staff Moderator
3 answers

Build mobile and desktop apps with .NET MAUI Create a cross-platform app with .NET MAUI learning

The "Create a cross-platform app with .NET MAUI" PhoneWord learning module is great, but somewhat confusing. I am sufficiently experienced in C#, but when mixed with XAML it becomes a challenge. Please, add the final working project (or a…

Developer technologies | .NET | .NET MAUI
Developer technologies | Visual Studio | Other
Developer technologies | Visual Studio | Other
A family of Microsoft suites of integrated development tools for building applications for Windows, the web, mobile devices and many other platforms. Miscellaneous topics that do not fit into specific categories.
5,555 questions
asked 2024-09-02T07:54:53.3166667+00:00
Sam Tal 21 Reputation points
commented 2025-11-19T02:44:52.4266667+00:00
kento takashi 0 Reputation points
2 answers

Maui Application Running IOS is Requiring XCode 26 and I am on XCode 16.4

My application that's been working using XCode 16.4 all of a sudden is requesting XCode 26. I'm getting the following error message in my…

Developer technologies | .NET | .NET MAUI
asked 2025-11-17T19:18:32.07+00:00
krobine-2778 25 Reputation points
commented 2025-11-18T18:46:25.9233333+00:00
krobine-2778 25 Reputation points
1 answer

iOS crash report: System_Runtime_CompilerServices_AsyncMethodBuilderCore_Start_TStateMachine_GSHAREDVT_TStateMachine_GSHAREDVT_

I have uploaded my iOS build on TestFlight and then installed it on my iPad. My game always crashes 1-2 seconds after I opened it on my iPad. It only crashes in release mode and not in debug mode. It's not the first time that I have this kind of crash.…

Developer technologies | .NET | .NET MAUI
asked 2025-11-04T21:08:44.2066667+00:00
Kim Strasser 1,671 Reputation points
commented 2025-11-18T10:18:45.1366667+00:00
Michael Le (WICLOUD CORPORATION) 5,065 Reputation points Microsoft External Staff Moderator
2 answers

MAUI - Access XAML element from a different class code behind

I'm working on my first MAUI Android app. It consists of two screens, switchable via a tab control. Now to my issue - I have page MainPage.xaml with MainPage.xaml.cs and also AboutPage.xaml with AboutPage.xaml.cs. Is there a way how to access an element…

Developer technologies | .NET | .NET MAUI
asked 2025-11-18T06:03:24.82+00:00
Toman, Martin 0 Reputation points
answered 2025-11-18T08:44:55.0966667+00:00
Jack Dang (WICLOUD CORPORATION) 4,040 Reputation points Microsoft External Staff Moderator
3 answers

MAUI: Blank space on header and footer of a flyoutpage

My app's home page is a FlyoutPage and below is its xaml. <FlyoutPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui" xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml" …

Developer technologies | .NET | .NET MAUI
asked 2025-09-27T11:51:21.1533333+00:00
Sreenivasan, Sreejith 195 Reputation points
commented 2025-11-17T13:38:34.7966667+00:00
Sreenivasan, Sreejith 195 Reputation points
1 answer One of the answers was accepted by the question author.

MAUI: To build this project, the following workloads must be installed: wasi-experimental

I am getting below error for my MAUI project: To build this project, the following workloads must be installed: wasi-experimental To install these workloads, run the following command: dotnet workload restore I have experienced the same issue before…

Developer technologies | .NET | .NET MAUI
asked 2025-11-17T07:19:56.01+00:00
Sreenivasan, Sreejith 195 Reputation points
accepted 2025-11-17T13:32:28.37+00:00
Sreenivasan, Sreejith 195 Reputation points