Because MP4 files can occasionally be used to mask malicious software, follow these precautions:
: If you received this on WhatsApp, it is usually safest to play it directly within the app or your phone’s default gallery. VID-20230201-WA0004.mp4
: Avoid clicking suspicious "codec update" prompts if the video won't play. Instead, use the VLC Media Player (available via VideoLAN), which is widely considered safe and includes its own codecs. Because MP4 files can occasionally be used to