To change the playback speed of a video:

Step 1: Select the video on the canvas.

Step 2: Click on the Speed option at the top.

Step 3: Select a specific speed for the video to have it play slower, or faster, than normal.

Increasing or decreasing the playback speed of a video will also increase or decrease the speed of its original sound.

To revert back to the original speed, select the Normal option.