Universal Access
The Universal Access pane of System Preferences is, in principle, designed to make the Mac easier to use for people with sight, sound, or motor control challenges. Still, it harbors enough handiness for just about anyone.
Zooming In on the Screen
Sure, the Zoom feature (in the Universal Access preference pane) is helpful to the visually impaired, but its usefulness extends far beyond that one application. Its ability to magnify the screen is ideal for graphic designers trying to see how a certain icon or font is built (pixel by pixel), or for anyone who encounters a Web page with tiny type, or even for people who want to watch online movies. (Enlarged movies are nicely smoothed when you zoom in.)
Open System Preferences → Universal Access → Seeing tab, and click the enormous Turn On Zoom button at the top. You can now zoom in and out of the screen using the
-Option-equals (=) and
-Option-minus (-) keystrokes. The magnification focuses on the cursor, and if you move the mouse, the zoom slides over.
Ah, but surely you knew all that. Here’s the fancy part: you can make zooming more useful by using the keyboard shortcut to zoom into a specified magnification and then back out to normal. This trick is also useful for magnifying Web pages with tiny, unchangeable fonts.
To turn ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access