1_5001260468665320244.mp4

: Useful for more complex "pieces" where you might want to duplicate scenes or add text before exporting. Desktop Software (More Control)

: Right-click the file, select Open with , and choose Photos or Movies & TV . Most versions have a simple "Trim" icon (pencil symbol) that lets you save a new copy of just the "piece" you want.

: A professional-grade free editor. To make a piece, drag your clip to the timeline, use the "Blade" tool to cut, and right-click to "make compound clip" or export the selection. 1_5001260468665320244.mp4

To create a smaller "piece" or clip from your MP4 file, you can use several free online and desktop tools that allow you to trim or split the video precisely.

: Ideal for simple "Append" and "Cut" operations without needing to re-render the entire video. Basic Built-in Options : Useful for more complex "pieces" where you

: A simple tool for extremely fast, lossless cutting of video files.

For larger files or more precise editing without re-encoding (which preserves quality), these programs are recommended: : A professional-grade free editor

If you don't want to install software, these web-based tools allow you to upload your file and select the "piece" you want to keep: