Vid-1664620682476.mp4

: Run the file through an online scanner like VirusTotal to check for hidden threats before running it on your device. MP4 files explained: How to open and use - Adobe

: If it's from a friend, ask them what it is before opening. VID-1664620682476.mp4

: If you must open it, use a reputable player like VLC Media Player which has robust security against common file exploits. : Run the file through an online scanner