5,273 questions with Xamarin tags

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Reading and Writing Files on Android 13

I want to read and write files in internal storage on android 13, but I get an error. What is the best way to deal with this?

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2024-03-29T00:45:08.4566667+00:00
木幡 弘文 1 Reputation point
edited a comment 2024-03-29T02:23:49.7333333+00:00
Leon Lu (Shanghai Wicresoft Co,.Ltd.) 66,561 Reputation points Microsoft Vendor
0 answers

How to add custom file extension in Xamarin.Essentials file picker in all 3 platforms

I want to add custom file extension i.e. ".s37" in file picker filtering options. In UWP with the below code it is working fine but In android and ios not working private async Task SelectFileClicked(object UTType) { var…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2024-03-21T10:31:05.3466667+00:00
Sk 41 Reputation points
commented 2024-03-28T11:01:08.3333333+00:00
Sk 41 Reputation points
0 answers

Creating an IOS app visual studio error

Trying to create a project and when I click create it pops up with an error and I can't seem ti find an answer as to why. Any help please.

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2024-03-25T10:54:39.14+00:00
jf3000 0 Reputation points
commented 2024-03-28T10:03:37.06+00:00
jf3000 0 Reputation points
1 answer

Xamarin forms Is it possible to set the Path that FilePicker defaults to.

Is there a way to set the path that filepicker can default to, so that I don't have to drill down several folder to get to the folder where the files I want open are located. the main reason, I need to open several files to view the data that was…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,514 questions
asked 2024-03-25T22:14:04.68+00:00
tim 20 Reputation points
commented 2024-03-27T08:33:15.28+00:00
Leon Lu (Shanghai Wicresoft Co,.Ltd.) 66,561 Reputation points Microsoft Vendor
1 answer

How to convert a UWP app to an .exe or .msi file.

How to convert a UWP app to an .exe or .msi file.

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
Universal Windows Platform (UWP)
asked 2024-03-26T11:08:05+00:00
Ziya 0 Reputation points
answered 2024-03-27T06:59:14.4433333+00:00
Junjie Zhu - MSFT 13,971 Reputation points Microsoft Vendor
0 answers

How to print images with Xamarin bluetooth

Hi to All. I need to print with xam.plugin.bluetooth package a text but the printer doesn't recognize the new line character. In graphics mode I've found the command to feed a new line but for text not. If it is possible can you give me the way to…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
10,098 questions
asked 2024-03-25T10:31:41.3466667+00:00
Paolo Mossa 161 Reputation points
commented 2024-03-26T05:27:57.09+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.) 25,341 Reputation points Microsoft Vendor
0 answers

Xamarin.iOS - Bluetooth permission popup not showing

Hello, I want to access all bluetooth devices in my application but I can not get bluetooth to allow permission pop-ups while launching the application in Xamarin.Forms for iOS. Can anyone have any idea, suggest me using iOS version 16.6.1 and also…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
10,098 questions
asked 2024-03-22T04:27:58.76+00:00
Riya Parmar 0 Reputation points
commented 2024-03-25T06:45:37.64+00:00
Wenyan Zhang (Shanghai Wicresoft Co,.Ltd.) 25,341 Reputation points Microsoft Vendor
1 answer

Xamarin.iOS - Client.PairedDevices does not return the devices

I am using this 32feet Library (InTheHand.Net.Bluetooth - Bluetooth Classic NuGet package) to get a list of paired devices In my Xamarin.Forms app. I can get a device list in Android but not in iOS. when I call to BluetoothClient.PairedDevices, it…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
10,098 questions
asked 2024-03-21T14:06:14.61+00:00
Riya Parmar 0 Reputation points
edited a comment 2024-03-22T09:05:51.73+00:00
Riya Parmar 0 Reputation points
1 answer One of the answers was accepted by the question author.

How to generate ipa file without developer account based on certificate and provisioning profile shared by client

I want to generate an ipa file using distribution certificate and provisioning profiles provided by client.

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2024-03-13T14:31:38.74+00:00
Sk 41 Reputation points
accepted 2024-03-21T10:58:53.84+00:00
Sk 41 Reputation points
1 answer

Update iOS SDK to 17 or later

Hi, After publishing my app to AppStore, I received this email I'm using Visual Studio 2022 Mac version 17.6.9 (build 415) , and Xcode 15.2 After receiving that email, I went to my iOS Xamarin project -> Properties -> iOS->Build and changed my…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2024-03-15T20:29:41.0266667+00:00
Huynh Than 50 Reputation points
answered 2024-03-19T17:13:01.3233333+00:00
Bruce (SqlWork.com) 53,501 Reputation points
0 answers

XAML: property not found in type

Hi, I am pretty new to XAML and lately, I've been trying to build an APP with Xamarin Forms. The thing is; Visual Studio 2022 won't stop giving me errors as: "The property 'Content' was not found in type 'Checkbox'" or similar ones.…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2022-07-26T05:11:54.687+00:00
Ervum Ervilia (L.) 1 Reputation point
commented 2024-03-17T11:47:29.2866667+00:00
Asif Saberi 0 Reputation points
2 answers

How to setup devops pipeline for xamarin.forms ios app to build with ios 17 and xcode 15

How to setup devops pipeline for xamarin.forms ios app to build with ios 17 and xcode 15

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2024-02-23T09:37:28.5833333+00:00
Vinayak Nikam 0 Reputation points
commented 2024-03-14T22:23:33.07+00:00
Kevin Taing 0 Reputation points
1 answer

Visual Studio 2022 - Error loading Apple provisioning profiles

Hi! I'm developing my MAUI app and testing it on my iOS device via Visual Studio 2022 (Version 17.7.6). But suddenly I've lost my sync with my developer apple account. I've tried on other PC on the same network and It works properly, but on my device,…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,514 questions
asked 2023-11-03T09:19:42.14+00:00
Aranda Simarro, Ivan 0 Reputation points
commented 2024-03-14T20:22:31.14+00:00
Mingo, Corey A 0 Reputation points
2 answers One of the answers was accepted by the question author.

Xamarin Forms: accessing external storage multi-platform VS-2019 (android app)

I'm trying to create an App for a android tablet to record collection data to a file then off load/copy the file to a PC to upload to a database. I would like to try to write the data to a file on the removable sim card. But when using the following in…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,514 questions
asked 2024-03-10T01:23:29.3466667+00:00
tim 20 Reputation points
answered 2024-03-13T20:57:04.9666667+00:00
tim 20 Reputation points
0 answers

How to prevent Xamarin Community Toolkit MediaElement from requesting audio focus on Android

Our fitness app uses MediaElement from Xamarin Community Toolkit to play instructional videos. These video files have no audio track but starting to play a video will still pause any music from other apps such as Spotify that is playing in the…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2021-06-13T16:29:08.023+00:00
Matti Tornio 1 Reputation point
commented 2024-03-12T07:56:06.3166667+00:00
Maximilian Grabner 5 Reputation points
1 answer

Getting issue with creating the iOS build for iOS 17

Hi, My Config details are On windows Machine Visual Studio 2022 Xamarin Forms 4.6 Xamarin.iOS 16.4 On Mac Machine Xcode 15 Now I have connected my mac machine from Windows machine and can run the my project (iOS build) successfully and…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2023-09-25T15:24:53.88+00:00
Santosh Kundkar 0 Reputation points
commented 2024-03-10T22:01:53.98+00:00
Rob Caplan - MSFT 5,407 Reputation points Microsoft Employee
1 answer

Xamarin Forms TabbedPage middle action button?

Hi, Is it possible to add a button in the middle of TabbedPage which doesn't have associated ContentPage? So when click button I want to call some code instead of navigating to a tab? Something like image below: So tabs with icons are…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2022-01-14T04:34:51.853+00:00
EJ 366 Reputation points
commented 2024-03-08T11:15:57.43+00:00
Guy Peled 0 Reputation points
1 answer

SecTaskLoadEntitlements failed error=22 cs_flags=200, pid=5329

I'm developing an app in Xamarin Forms. I have to load some web content. I am currently getting an error in the iOS simulator and my web content does not load: SecTaskLoadEntitlements failed error=22 cs_flags=200, pid=5329. I have never seen this…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2020-11-24T12:55:04.92+00:00
Wally McClure 1 Reputation point
commented 2024-03-07T09:58:09.3933333+00:00
Yehor H 0 Reputation points
1 answer

I need to learn latest technology in .net technology especially for mobile app development

"I am unaware of mobile app development in .NET technology. I couldn't purchase any paid version of the software for the above purpose. Please guide me on how I can learn mobile app development using .NET technology in a very short period."

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,747 questions
asked 2024-03-06T07:08:11.9533333+00:00
Mike4U 0 Reputation points
answered 2024-03-07T01:42:46.85+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 33,381 Reputation points Microsoft Vendor
1 answer

Remove three dots at the end while using LineBreakMode="TailTruncation" MaxLines="1"

Hi , As per title I have a label with LineBreakMode="TailTruncation" MaxLines="1" and I want to remove the 3 dots at the end. now it shows: "lorem ipsum dol..." and I want "lorem ipsum dolo" Pay…

Xamarin
Xamarin
A Microsoft open-source app platform for building Android and iOS apps with .NET and C#.
5,273 questions
asked 2024-02-17T07:47:30.25+00:00
vanKraster 181 Reputation points
commented 2024-03-06T02:09:03.5433333+00:00
Leon Lu (Shanghai Wicresoft Co,.Ltd.) 66,561 Reputation points Microsoft Vendor