
Highlight and add notes in Books on Mac
It’s easy to highlight text or add notes while you’re reading a book that supports the features. You can see all of your highlights and notes at any time, and use them as study (or flash) cards.
Note: Highlighting and notes might not be available for all book types.
Add highlights or notes to a book
- In the Books app  on your Mac, click Books (or another collection) in the sidebar, then double-click a book. on your Mac, click Books (or another collection) in the sidebar, then double-click a book.
- Select and Control-click the text you want to highlight or annotate. 
- In the pop-up menu, choose a color, the underline, or Add Note. - To change the highlight color or remove a highlight or note, click the text. 
Tip: Press and hold the Command key while you select text to highlight it with the last color you used.
See all highlights and notes in a book
- In the Books app  on your Mac, click Books (or another collection) in the sidebar, then double-click a book. on your Mac, click Books (or another collection) in the sidebar, then double-click a book.
- Move the pointer to the top of the book, then click the Notes and Highlights button  in the toolbar. For some books, you can also choose View > Show Notes In Margins. in the toolbar. For some books, you can also choose View > Show Notes In Margins.- If you don’t see an expected highlight or note in the Notes panel, you can search for it. Just start typing in the search field at the top of the sidebar. 
- Click  next to a highlight or note to jump to that page. next to a highlight or note to jump to that page.
To delete a highlight or note, select and Control-click the text, then choose Remove Note, Remove Highlight, or Remove Note & Highlight.