Configuration cache cleared.
Please run the following command on your server:
composer require barryvdh/laravel-dompdf

After installation, publish the config (optional):
php artisan vendor:publish --provider="Barryvdh\DomPDF\ServiceProvider"

Add this to your .env file if needed:
DOMPDF_ENABLE_REMOTE=true
DOMPDF_ENABLE_CSS_FLOAT=true
DOMPDF_ENABLE_HTML5_PARSER=true