If you want to physically add text overlays or captions to this specific file, you can use these free online tools:
: Offers pre-made templates where you can drag your video onto a timeline and click the Text sidebar to add or customize fonts and colors.
Use a service like to upload the file and generate a unique URL you can paste anywhere.
: A browser-based editor that allows you to add text, adjust its appearance (size, color, layout), and set specific timecodes for when the text should appear.
Could you share a bit more about or what your final goal for the text is? How to Add Text to Your Video
If you need to extract spoken words into text or describe what is in the video:
