Things You'll Need:
- Computer running Mac OSX
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Step 1
Click on the Apple logo in the top left corner of your menu bar and select "System Preferences".
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Step 2
Select "Displays"
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Step 3
Check the box that says "Show displays in menu bar". This will add a monitor icon to the right side of the menu bar.
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Step 4
Locate the monitor icon on the top right of your screen on the menu bar.
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Step 5
Click on the Monitor icon. This will bring up a menu with several options.
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Step 6
Select your desired screen resolution. OSX will change the display resolution on its own.
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Step 7
To quickly switch between resolutions, you can just select one and OSX will change it immediately.
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Step 8
You can also access the "Displays Preferences" screen from here without going through the "System Preferences" window.









