Cool Video Editor is a handy utility that can be used to create videos with different effects, music, and other visual elements. The app has a very simple interface, which makes it easy to use, even for people who have never edited a video before.

The first thing you will need to do is open the app and select the type of video you want to create. Next, you need to select the category of the effect you want to add. For example, you can choose the glitch effect, or you can choose the effect for music.

After that, you need to select the image that you want to add. You can choose to select an image from your device or you can select an image from the app's library.

You will be able to change the effect and music in your video, as well as add other visual elements. You can also add text and audio.