Download File: Xiaoying_video_1629617123662.mp4

: In academic settings, this file is typically a submission for a specific project or lab report.

: If you have the file, checking the "Properties" or "Get Info" section may reveal the author's name. Download File XiaoYing_Video_1629617123662.mp4

The text is a specific file name generated by the VivaVideo (formerly XiaoYing) mobile video editing app. The numbers in the filename correspond to a Unix timestamp (representing August 22, 2021 ). : In academic settings, this file is typically