: They are compatible with almost all modern platforms, including smartphones, social media, and professional editing software like Adobe Premiere Pro .

: Formally known as ISO/IEC 14496-14, it is an open international standard, unlike proprietary formats like Apple's .MOV . Common Issues

: High Efficiency Video Coding (HEVC/H.265) or H.264. Audio Codec : Advanced Audio Codec (AAC).

MP4 files—the category "6703mp4" falls into—are favored for their balance of high quality and small file size.