YouTube annotations allow a video creator to layer text, links and hotspots over their video. These help to supplement information in the video by adding information, make the video interactive and enable engagement with the viewer.
Here’s how to create and edit annotations:
Adding annotations to your YouTube videos is a great way to highlight certain sections of your video and to display calls-to-action so people can watch your other videos, view your branded YouTube channel or video playlist and/or subscribe to your channel.
It’s important to remember to not overuse annotations and to ensure they fit seamlessly with the video. YouTube suggests the following advanced tips when using annotations: