Fullsizerender | (2).mov

: Sending an edited video via AirDrop or email often triggers this automatic renaming.

: Services like Google Drive or NextCloud sometimes rename edited files to this during the upload process. 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: : Sending an edited video via AirDrop or

Are you trying to this file to a different format, or FullSizeRender (2).mov