To put together content using your video file , you can use several free and accessible tools depending on whether you want a quick online fix or more professional editing control. Quick Online Tools

: A simple web-based Adobe Express Video Merger allows you to upload multiple MP4 files, stitch them together, and trim clips instantly for platforms like TikTok or YouTube.

: Recommended by users on Reddit's videography community as a powerful free option. You simply drag your clips into the timeline, right-click to "make compound clip," and export.

: For those comfortable with command-line tools, you can use a universal FFmpeg batch file to automatically merge multiple MP4, MKV, or AVI files in a folder by simply running the script.

: A highly rated open-source tool on GitHub that specializes in merging and cutting video files extremely fast without any recompression. Advanced/Batch Joining