Universities and research centers often host student presentations or data clips under this name. For instance, Texas A&M University uses similar generic naming for various academic poster video components.
MyVideo_1 | モノづくりプランナー - 岐阜精機工業株式会社 MyVideo_1mp4
If you have encountered this file and are unsure of its origin, follow these steps: MyVideo_1mp4
If you see this in your computer's temporary files, it may be a cached ad or a background video from a site you recently visited. Security Warning: Scams & Malware MyVideo_1mp4
Many mobile apps and desktop editors (like iMovie or Windows Photos) use this naming convention if you don't provide a custom title. For example, Gifu Seiki Industrial uses this file name for technical demonstration clips on their corporate site.