In order to go to the folder with the downloaded video file, in the "Home" section (number 1 in the photo example), select the "Photo" item.
Next, left-click on the “Video” folder.
Now in the upper right corner of the picture in the video, click the "Edit or Delete" button.
In the context menu that opens, by clicking the left mouse button, select the "Edit Video" item.
Now you can go beyond editing the description of the video file.
After editing, click the "Save" button to apply the changes. If the information was useful to you - click Thank you!