Windows Media Foundation may lack the codec required for the specific video container (MKV, WEBM, AVI).
Are you seeing a (like "Error 19") or is the screen just completely blank ? Technical and Video Playback Issue Troubleshooting
High-definition video requires a stable connection. If the video is constantly buffering, ensure your speed meets the minimum requirements.
When he typed the URL into his air-gapped terminal, the screen didn't load a website. Instead, a series of 19th-century daguerreotype images flashed by—men in top hats, women in heavy lace—all frozen in silent, grainy agony. The video player in the center was a black void with a single pulsing error code: FIX_ME_1919