This task can be performed using Google Drive video editor
Edit videos on Google Drive
Best product for this task

Google Drive video editor
social-tools
Edit your videos with Google Drive video editor. Adjust brightness, crop, trim, mirror, rotate, remove metadata and save your edits.

What to expect from an ideal product
- Open Google Drive and locate your video, then double-click to launch the video editor
- Use the trimming tool to cut unwanted parts from the beginning or end of your clip
- Adjust video brightness and contrast with the enhancement sliders
- Rotate or flip your video to fix orientation issues
- Save your edited video as a new file without affecting the original