1. Click on Add Content+.
2. Click on Add comments tool.
3. Click on Add Comment.
4. Click on Styles or Format or Font and check that the deployed menu is working.
In the embedded text editor of comments tool, when you click on any menu (Styles, Format or Font), the options aren't visible, they are hidden behind.
Could be related to: LSNBLDR-650
There are items overlapping the text editor when you maximize it