Always download any course materials (exercise files, notes) before the free coupon expires.

Udemy offers a variety of free Adobe Photoshop courses that cater to different skill levels, primarily focusing on helping beginners get comfortable with the software's interface and core tools.

Photoshop Classes and Tutorials | Learn Photoshop Online Today

Even if a course is free, you want an active instructor. Look at the course landing page for the "Response Time" stat. If the instructor answers questions within 24 hours, the course is likely well-maintained and worth your time.