It looks like the official repo is abandoned, so as a temporary fix this can be used.

MobileDetectBundle

Symfony 4/5/6 bundle for detect mobile devices, manage mobile view and redirect to the mobile and tablet version.

http://knpbundles.com/

Introduction

This Bundle use Mobile_Detect class and provides the following features:

• Detect the various mobile devices by Name, OS, browser User-Agent
• Manages site views for the various mobile devices (mobile, tablet, full)
• Redirects to mobile and tablet sites

Installation

1. Install the latest version via composer:

   composer require netbull/mobile-detect-bundle --dev

2. If you don't use Symfony Flex, you must enable the bundle manually in the application:

   // config/bundles.php
   // in older Symfony apps, enable the bundle in app/AppKernel.php
   return [
   // ...
   SunCat\MobileDetectBundle\MobileDetectBundle::class => ['dev' => true],
   ];

Documentation

The bulk of the documentation is stored in the Resources/doc/index.md file in this bundle:

Read the Documentation for master

License

This bundle is under the MIT license. See the complete license in the bundle:

Resources/meta/LICENSE

Credits

• suncat2000, HenriVesala, netmikey and all contributors