Video_2021-11-11_16-23-50.mp4 -

In many online communities, this file is a . It typically starts with something innocuous—like a calm nature scene, a person cooking, or a clip from a video game—only to abruptly cut to a loud noise and a frightening image (a "jump scare").

If you have come across this file and are looking for a "guide" on what to do: video_2021-11-11_16-23-50.mp4

To prank unsuspecting viewers who download and open the file. In many online communities, this file is a

If it is the jump scare variant, the sudden loud audio can be disruptive. In many online communities

If you found this in a shared folder or a chat, it simply means the sender didn't rename the file before uploading.