: Many P7-designated devices or older MP4 players operate best at a 720p resolution . While 1080p is clearer, 720p offers smaller file sizes and better performance on older hardware.
: Standard MP4s usually use the H.264 or H.265 (HEVC) codec. If your file isn't importing into software like Adobe Premiere , it may be using an unsupported codec or high frame rate (e.g., 4K 60p). Fixing Playback Issues : : Many P7-designated devices or older MP4 players
: On Linux or specialized systems, ensure you have the necessary GStreamer or x264 libraries installed to recognize the MP4 format. Best Practices for Producing MP4 Content : Many P7-designated devices or older MP4 players