In the following image, the 1 indicates that the first step in the process is to search for zoom, and then the 2 shows the checkbox that needs to be clicked: Once you click the Use scroll gesture with modifier keys to zoom, you should find that the zoom-in, zoom-out feature works as Ive described here. Section below, where I describe how to fix this problem. To summarize, here are the Mac/iMac screen zoom commands: Zoom In : Press the Ctrl key and scroll up with the mouse. Back to top Preferences on older Macs On Mac OS X 10.6.x, follow these steps to set this preference: Click the Apple icon in the menu bar. Click System Preferences. Click the Mouse icon In that panel there will be a setting that says, Zoom using scroll wheel while holding., and then you can select which key. This is very cool. A lot of times Ill find myself making text larger in Firefox by changing the font size (command to make the font larger, command- to make it smaller but I prefer this Mac zoom-in/zoom-out approach.
Table of Contents Mac Pro and iMac zoom in/out commands. Zoom in and out on a MacBook. Zoom in and out with a Magic Mouse. Not working? Look in Preferences Preferences on older Macs MacOS (OS X) screen zoom FAQ: Is there a way I can zoom in and zoom out my.