If you take a look at your laptop's keyboard, you'll notice that the top row keys have icons printed above, with "F" and a number, like F1, F2, and so on, below each one. These are known as function ...

The markup tool in Safari lets you highlight text, add notes, insert your signature, and more. To access it on Mac, take a screenshot of the webpage or convert it into a PDF and use the Markup tool ...

To comment on highlighted text: Mouseover highlighted text > Add a Comment > type your comment > click Done. This article explains how to highlight text in Pages, including how to leave notes once you ...