If you don't have a specific reason for 4.7.0, instead — it's safer, faster (better hardware encoding), and supports modern formats like HEVC, VP9, and AV1.
This specific version introduced several refinements to the user interface and improved the "Video Joiner" and "Mux" functions, which allow users to merge multiple video clips or combine video and audio tracks. It also updated the underlying codecs to ensure better compatibility with H.264 and H.265 formats. Security and Installation Note Format Factory 4.7.0 Download