i try to opload my game but there Comes error massage You've configured this page to show a html game but you haven't uploaded the appropriate file! bur i opload Release TemplateData index.html
You'll need to give more details if people are to help you. After uploading the file, did you tick the checkbox labeled "this file will be played in the browser"? And two of those are directories, not files. Unity puts a lot of stuff in there. Make sure you packed everything.