Clickbait Remover extension may help you https://github.com/pietervanheijningen/clickbait-remover-for-youtube https://github.com/pietervanheijningen/clickbait-r

Clickbait Remover extension may help you https://github.com/pietervanheijningen/clickbait-remover-for-youtube https://github.com/pietervanheijningen/clickbait-remover-for... Or you can write a userscript / custom CSS to hide thumbnails altogether. Or you can browse YouTube through RSS feeds (which afaik still work).