: This stands for ReplayKit , the framework Apple uses to allow apps and the system to record screen content.
This specific naming pattern provides a "digital fingerprint" for when and how the video was produced. Breaking Down the File Name RPReplay_Final1653905960.mov
: If you share the video via AirDrop, email, or upload it to a cloud service like iCloud for Windows or Google Drive, the underlying system name becomes visible. : This stands for ReplayKit , the framework
A file named RPReplay_Final1653905960.mov is a default system-generated file created by the feature on an iPhone or iPad. : This stands for ReplayKit