To best way to compress a video is by converting it into a zip file. This way, the size of the file will be reduced, but the quality will remain the same. Here’s how to do it: 1. Right-click on the video file you want to compress. – Don’t play the video. 2. Select “Send to” on the dropdown menu. 3. Go to “Compressed (zipped) folder.” 4. It will take a couple of seconds for the video to compress. 5. Rename the file.