Download HandBrake at https://handbrake.fr/downloads.php
Once you've installed Handbrake on your computer, you can open the application.
NOTE: You may receive an error trying to open Handbrake that says you must install missing frameworks for .NET. If you do, click Yes.
This will open your web browser to Download .NET 6.0 Runtime (microsoft.com) where you can install the .NET for Desktop apps. Click Download x64 and follow the prompts to install it.
Once you get the Installation was Successful screen, you can click Close and re-open Handbrake.
You will click File on the left side of the screen to open a single video file:
Browse your PC files and locate your video:
Once you've selected your video, you will need to rename the new video so it will not overwrite the original. Provide a descriptive name such as MG480_Presentation.mp4.
Rename your video by clicking in the Save As box and changing the title of your video:
Choose Format as MP4:
Click Start Encode to begin compressing your video:
After the process is complete, your video should be available as an MP4 video file in the selected destination folder. Check to make sure your video is now an acceptable size and length. If it is still larger than 500 MB, please adjust the Quality slider in the Video tab to 30 instead of 22: