: Right-click the file, open with VLC, and go to Tools > Codec Information . This will tell you the resolution and the software used to encode the video. To provide a more specific report, could you tell me:
: Some messaging apps or private "vault" apps rename files to obfuscate their original titles. ⚠️ Security Warning g8643.mp4
If you received this file from an unknown source or found it in a suspicious email, please be cautious: : Right-click the file, open with VLC, and