The guide will help you to create a Custom Thumbnail image for your YouTube Videos. It's very quick and easy. It only takes a few minutes to set up.
Follow me step by step.
Step 1:The first, make sure your account is verified. If your channel isn't verified, please read more "How To Verify Your YouTube Account".
Step 2:Visit https://www.youtube.com/my_videos?o=U to go to "Video Manager".
Step 3:Select a video you want to set custom thumbnail, and then you click on "Edit" (or you can click on "Add custom thumbnail").
Step 4:Press "Custom Thumbnail" button to select an image file from your computer (maximum file size is 2MB). Choose it and click on "Open".
After the upload is completed, you can also change other images if you want. To change, you move your mouse in Thumbnail, and click on "Change image".
Step 5:Finally, click on "Save Changes".
Ok. That's all you need to do. Your video will have a thumbnail.
if you have any questions about this, please post a comment in the comments area below. Don't miss any posts, subscribe +YuBe . Thanks!