YouTube creators can now add chapters to videos, making it easier for viewers to navigate them. This is especially useful with longer videos, with the content broken up into smaller chunks. Chapters are entirely optional, but should start appearing on more videos. YouTube started experimenting with chapters in April, and thanks to positive feedback, is now rolling the feature out to all users. Chapters are optional, and won’t be applied by default, but if a YouTuber adds timestamps to a video, YouTube will do the rest. How to Add Chapters to YouTube Videos To add chapters to one of your YouTube videos, simply add timestamps to your description. The first timestamp needs to start at 0.00, a video needs to have at least three timestamps, and each timestamp needs to be at least 10 seconds apart. YouTube will use your timestamps to break the video into chapters. Viewers will then see the chapters at the bottom of the video, with the timeline broken up with black lines in between each ...