@godblessstrawberry I did not uncover any m3u8 extension file in Community tab of Developer Instruments in chrome browser. Could you be sure to recommend me what is the problem? Many thanks The use of Cache-Control: no-retail outlet and Pragma: non-public seems to be the closest factor which still works. I https://listingbookmarks.com/story21028381/%E4%BB%AE%E6%83%B3%E9%80%9A%E8%B2%A8-%E3%82%AB%E3%82%B8%E3%83%8E-%E3%82%B3%E3%82%A4%E3%83%B3-an-overview