If you are looking for information regarding "Download 020 lowest mp4," this typically refers to finding the most compressed, smallest file size version of a specific video file (often indexed or titled as "020").
If you have a high-quality version of "020" and need to shrink it, use these methods:
Ensure the final file ends in .mp4 and not .exe or .zip.exe .
Sites like CloudConvert or Zamzar allow you to upload a file and select "Low Quality" output.
A free desktop tool where you can lower the bitrate and resolution manually.