On Command Prompt window, change path to the folder where you keep MP4 files.Note: You can also press Windows + R keyboard shortcut and type cmd.exe to open command prompt window. Then, right-click Windows icon at bottom left and select Command Prompt.
In this example, I will copy the file to my MP4 folder. You will see ffmpeg.exe which is the file that I will use to combine MP4 files. Note: The MP4 files must have exactly the same codec and codec parameters in order to combine using this method. In this article, I will show how to combine MP4 files, which I got from a digital camera, to a single MP4 file without re-encoding using FFMPEG on Windows 10.
If you have lots of MP4 files, which have exactly the same codec and codec parameters, and you want to combine these files to a single MP4 files, you can use FFMPEG to quickly combine these files without re-encoding.