The prefix indicates that this is a temporary filename generated by a messaging app—most likely Facebook Messenger. cm : Likely stands for "Content Manager" or "Chat Media."
: The string 1367f1c09-0d27- is a unique identifier assigned by the app's server to distinguish it from other files. cm-chat-media-video-1367f1c09-0d27-.mov
This filename follows a standard pattern used by to label video files sent through its chat platform. 📂 File Origin & Identity The prefix indicates that this is a temporary
: Your device automatically cached the file so it could play within the messaging app. cm-chat-media-video-1367f1c09-0d27-.mov