유튜브 세로본능 (Vertical Video Fixer for YouTube) is a free Chrome add-on developed by gaexbal. This add-on addresses the issue of vertical videos on YouTube appearing horizontally. It automatically adjusts the video to match the vertical resolution, providing a better viewing experience.

With 유튜브 세로본능, users no longer have to strain their necks or rotate their devices to watch vertical videos on YouTube. The add-on seamlessly converts the video to the correct orientation, ensuring that the content is displayed properly. Whether it's a vlog, a music video, or any other vertically shot video, 유튜브 세로본능 saves users the hassle of manually rotating their screens.

This Chrome add-on is a convenient tool for anyone who frequently watches vertical videos on YouTube. It eliminates the need for manual adjustments and enhances the overall viewing experience.