The action of acquiring a video file from YouTube through the internet, and saving it to a local device in the MPEG-4 (MP4) format, defines a common practice. This process allows users to retain a copy of the video for offline viewing, archiving, or integration into other projects. For instance, an individual might choose to preserve an educational lecture in MP4 format for later study without requiring an active internet connection.
Accessibility and portability constitute key advantages of obtaining video content in this manner. Having local copies circumvents reliance on stable internet access, enabling viewing in areas with limited connectivity or during travel. Furthermore, saving videos as MP4s facilitates compatibility across a wide range of devices, from computers and smartphones to media players. Historically, this capability has grown in popularity alongside increases in both broadband availability and mobile device usage.