I have a problem with sound in my project, can you help? By Hasan SAVCI I did a project, but the sound (mp3) I added to the project doesn't work. working at home and on mobile phone. as an example I saw a project. This project is running at https://www.commlabindia.com/sample-courses/articulate-storyline-360/erp-user-training/story_html5.html?lms=1. How could they have done it.