Should I compress my course files? Lexx December 06, 2017 23:30 Follow OpenSesame compresses text files, but course authors should compress any media assets for effective delivery to end users. Related articles What are the recommended image proportions for the course screenshot? What type of training courses is OpenSesame seeking? Why is my course layout broken in the validation window? How do I know what browser I'm using? How can I create quality elearning courses? Comments 0 comments Please sign in to leave a comment.