It is very simple to speed up or slow down a video or music with the video editor and you don't even need to study a large article:
- Add a file and wait until it is fully uploaded and processed.
- Click on the file to show control buttons.
- Choose the editor button .
- In the opened editor work with speed property, where:
- normal speed
- < 1
- > 1
Now you can go back to the main page of the video editor and click "make a video".
The video tutorial shows you how to speed up the video: