issues delivering videos for mobile devices

We have issues delivering videos for mobile devices when cloudflare is avtivated on this site: gamestopeth.io What we can do to solve this issue that videos will work on mobile devices?

May I know what is the error you are seeing? Posts in the proper category with well-researched questions, clearly listed steps to reproduce, specific error messages & numbers will help us more on finding the solutions/suggestions. You can check out Community Tip - What to include in your post?.