Change Zoom advanced options for accessibility on Mac
On your Mac, use the Zoom options of Accessibility Zoom preferences to set appearance and control options for the selected zoom style (Full screen, Split screen, or Picture-in-picture).
To change these preferences, choose Apple menu 
Zoom appearance options
Option | Description |
|---|---|
Continuously with pointer | Make the screen image move with the pointer. |
Only when the pointer reaches an edge | Prevent the screen image from moving until you move the pointer to an edge of the screen. |
So the pointer is at or near the center of the zoomed image | Keep the center point of the screen image near the pointer. |
Restore zoom factor on startup | Apply the current zoom factor whenever you turn on zoom or start up your Mac. |
Invert colors | While using the Split screen or Picture-in-picture zoom style, invert the colors of the contents in the window. If the screen shows black on white, the zoom window shows white on black. |
Smooth images | Make zoomed screen images appear smooth. |
Flash screen when notification banner appears outside zoom view | Flash the screen when a notification arrives if the upper-right corner of the screen isn’t shown in the zoom area. |
Follow keyboard focus | Magnify the area that has the keyboard focus. |
Keep zoom window stationary | While using the Picture-in-picture zoom style, keep the zoom window in one location on the screen. |
Adjust size and location | While using the Split screen or Picture-in-picture zoom style, change the size and position of the zoom area or window.
If you select the option in the Controls pane to use keyboard shortcuts to adjust the zoom window, you can easily resize and reposition the window while working:
|
Zoom controls options
Option | Description |
|---|---|
Hold | Temporarily zoom in or out on the screen when you press and hold the Control and Option keys at the same time. |
Hold | If the screen is zoomed in, making it difficult to see information displayed under the pointer, press and hold the Control and Command keys at the same time to hide the pointer and move the zoom view without changing the location of the pointer. |
Hold | Press and hold the Control and Command keys at the same time to switch between zoom styles. |
Use keyboard shortcuts to adjust zoom window | Select the checkbox to be able to change the size and position of the zoom window while working using the indicated keyboard shortcuts. |
Use trackpad gesture to zoom | Select the checkbox to be able to zoom using the indicated trackpad gestures. |
Maximum Zoom, Minimum Zoom | Drag a slider to set the maximum or minimum level of magnification. |
to temporarily toggle zoom
to temporarily detach zoom view from pointer