I pressed my 'function' keys and they are no longer working normally. Why the function keys on Mac not working? Note: Press and hold the Fn (Function) key on your keyboard to see F1 through F12 in the Touch Bar.

If there is no Fn key on your Mac keyboard, you can press the Control key. keys as standard function keys' in keyboard settings, you can press both Fn and a function key to perform the action assigned to, the varying from different apps. In addition to that, you can also use F1 to F12 keys as standard function keys with the modifier key Fn which locates in the left bottom corner of the Mac keyboard. You can use these keys as controls of built-in Mac features such as adjusting the brightness of the screen with the F1 and F2 keys, muting or unmuting your Mac with the F10 keys, etc. These keys are what we called function keys.

What are F and Fn keys on Mac keyboard?įor the keyboards of modern Mac computers, except for the ones with a Touch Bar, you can see the top row of the keyboard printed with F1, F2, F3… F12 featured different icons. So we provide methods to help fix this issue. It could be quite inconvenient when these function keys are not working. You may encounter malfunctioned F keys on the Mac keyboard such as the Mac F3 key not working, Mac keyboard music controls not working, Mac volume function keys not working, etc. But sometimes, nothing happens after you press the function keys - the function keys on Mac are not working. Using the function keys on Mac, you can get quick control of the Mac and perform the actions immediately just by pressing these keys. How to fix function keys not working on MacBook Air/Pro/iMac?

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