Comment function allows you to post text notes to a step or the whole manual.
The character limit for a comment is 200 characters.
The main purpose of the comment function is to allow users to provide feedback to the manual owner and administrators.
However, you can also use comments to
・simply thank those who created such a wonderful manual.
・ask to add a more detailed explanation of the operation.
・propose to edit manual or step content if it is inaccurate or might be misunderstood.
By default, only Editors can post and view all posted comments.
To allow Viewer to post and view comments, you have to change settings for each folder.
▼Enable viewer comments / "Good Job!" function (Web Browser)
Related: What happens if I add a comment to a manual or step?
Related: Can I delete the comment I posted to the manual?