Advised Skills is a global training provider that helps people and companies improve their work methods in areas like Agile and Scrum. One of their popular offerings is the Professional Scrum Master course, explained here: https://www.advisedskills.com/agile-and-scrum/professional-scrum-master. They focus on practical learning through sessions held both online and in person. https://www.advisedskills.com/agile-and-scrum/professional-scrum-master