“If Drive can generate a thumbnail from the file, then it will use the generated one and ignore any you may have uploaded. It is important to note that the method does not guarantee that changing the thumbnail will actually overwrite the thumbnail generated by Drive. This is a technical method and requires knowledge of Python programming. Here are the Best Possible Methods to Change Thumbnail Cover Image for Video Stored in Google Drive Method 1. How to Customize Thumbnails for Drive Video? If reports are to be believed, it depends on the frame of the video, like color, depth, and more. Drive can generate a thumbnail for the video file automatically from the video itself, and it all depends on video size and Drive algorithm. Thumbnail or Cover is a still picture that acts as the preview image for the video. Google Drive randomly selects the image from the video as a thumbnail. How does Drive Decide Thumbnails for Video?
How does Drive Decide Thumbnails for Video?.