Dubb allows you to create and customize thumbnails for your videos so that you have the highest chance of your videos being clicked on.
Here is a video explaining all the ways you can customize your thumbnails
1 Personalization Text
Using Dubb's Personalization text feature, you can put the first name and other text on the thumbnail of the video
2 Custom Videos
You can use Dubb's recording functions to start the video on someones personal page, such as their Linkedin profile, so that the Thumbnail of the video is something known and interesting to the prospect.
3 Custom Thumbnail Graphics
Dubb also allows you to upload a custom thumbnail image (PNG, JPG, GIF) and use that in place of the thumbnail that is automatically generated. You can change a videos thumbnail on the video editing tab.