Fullsizerender | (2).mov

: Services like Google Drive or NextCloud sometimes rename edited files to this during the upload process.

: Apps that process iPhone media (like specialized camera or editing apps) may use "FullSizeRender" as a default name for the final rendered output. FullSizeRender (2).mov

: This is a standard QuickTime video format developed by Apple. While it is native to Apple products, it is compatible with most modern Windows media players and video software. Common reasons you see this name: : Services like Google Drive or NextCloud sometimes

: Sending an edited video via AirDrop or email often triggers this automatic renaming. While it is native to Apple products, it

If you need to revert the video to its original unedited state, you can usually do so within the iOS Photos app by selecting the video and tapping .

: The "(2)" in the filename suggests that a file with the same name already exists in the destination folder, leading the operating system to add a number to prevent overwriting the original.

Are you trying to this file to a different format, or