'Thumbnail Test and Compare' is a feature available in the desktop version of YouTube Studio when publishing a new video or updating an existing video, which allows you to upload up to three ...

What is Thumbnail Test & Compare? Thumbnail Test & Compare is a feature that lets you upload up to three video thumbnails to test with viewers to help pick your winner. Some people call this A/B ...

YouTube announced this week the rollout of “Thumbnail Test & Compare,” a new tool for creators to see which thumbnail performs the best. The feature first launched to select creators last year but is ...

A / B testing for thumbnails is rolling out more widely. A / B testing for thumbnails is rolling out more widely. is a senior reporter covering technology, gaming, and more. He joined The Verge in ...

YouTube is rolling out thumbnail A/B testing to all channels, letting you optimize videos for higher watch time. YouTube is rolling out thumbnail A/B testing to all channels. It lets you test up to ...