When upgrading to a new version of Chatify, it's important that you carefully review the upgrade guide.
In addition, when upgrading to any new Chatify version, you should re-publish Chatify's assets:
php artisan chatify:publish
To keep the assets up-to-date and avoid issues in future updates, you may add the chatify:publish command to the post-update-cmd scripts in your application's composer.json file: