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F1 And F2 Brightness Keys Not Working Mac

The F1 and F2 keys on a Mac keyboard are used to adjust the brightness level of the screen. The F1 key is used to decrease the brightness level, while the F2 key is used to increase the brightness level.

Adjusting the brightness level of the screen is essential for the user’s comfort and helps prevent eye strain. Proper brightness levels also help conserve the battery life of the device.

Sometimes, users may encounter a problem where the F1 and F2 brightness keys on their Mac keyboard stop working. This can be a frustrating issue as it can make it difficult to adjust the screen’s brightness level.

That is why we are here to give solutions to the F1 and F2 brightness keys not working Mac problems.

F1 And F2 Brightness Keys Not Working Mac

Everything You Need To Know About F1 And F2 Brightness Keys Not Working Mac

The F1 and F2 keys on a Mac keyboard are used to adjust the brightness of the display. If these keys are not working, then it can be an inconvenience. Especially if you work in low-light environments or if the brightness is too high and causes eye strain.

Troubleshooting The F1 And F2 Brightness Keys Not Working On Mac

Time to dive deeper and find out everything regarding F1 and F2 brightness keys not working on Mac.

Issues With Software

One of the most common reasons why these keys may not be working is due to a software issue. It could be a result of a bug in the macOS, or it could be caused by a third-party application that’s interfering with the keyboard input.

Try restarting your Mac or resetting the NVRAM/PRAM by holding down the Command + Option + P + R keys during startup.

Issues With Hardware

If the F1 and F2 keys are not responding even after restarting the Mac, it could be a hardware issue. In some cases, the keys might be physically stuck or damaged, preventing them from working correctly.

So try cleaning the keyboard with compressed air or a soft-bristled brush to remove any debris. As it might be causing the keys to malfunction. You can also take the Mac to an authorized service provider to diagnose and repair any hardware issues.

Checking The Keyboard Settings On Mac

The first step in troubleshooting the problem is to check the keyboard settings on Mac. Go to System Preferences > Keyboard and check if the “Use F1, F2, etc. keys as standard function keys” option is checked.

Resetting the SMC (System Management Controller)

If the keyboard settings are correct, the next step is to reset the SMC on the Mac. To reset the SMC, shut down the Mac, press the Shift-Control-Option keys on the left side of the keyboard, and then press the power button to turn on the Mac.

Checking For Updates On Mac

Check if there are any pending updates on the Mac. Updating the Mac may resolve the issue with the F1 and F2 brightness keys.

Checking For Third-Party Apps That May Interfere With F1 And F2 Brightness Keys

Do check if any third-party apps are running in the background and causing the problem. Quit the apps and check if the problem is resolved.

Advanced Solutions For F1 And F2 Brightness Keys Not Working On Mac

Let us check the solutions to the problem.

Reinstalling The Mac Operating System

If the above troubleshooting steps do not resolve the problem, the next step is to reinstall the Mac operating system. This can be done by booting the Mac in recovery mode and reinstalling the operating system.

Replacing The Keyboard On Mac

And lastly, if none of the above solutions work, it may be necessary to replace the keyboard on the Mac. A faulty keyboard can cause issues with the F1 and F2 brightness keys.

Summary

So troubleshooting the problem involves-

  • Checking the keyboard settings,
  • Resetting the SMC,
  • Checking for updates,
  • And checking for third-party apps that may interfere with the F1 and F2 brightness keys.

Advanced solutions include reinstalling the operating system or replacing the keyboard. If the problem persists, it is important to seek professional help from an authorized service provider. Or you can go to an Apple store to resolve the issue.

How to Adjust MacBook Air M1 Screen Brightness

FAQs

Will resetting my NVRAM/PRAM delete any of my data?

No, resetting your NVRAM/PRAM won’t delete any of your data. It simply resets some of your Mac’s settings to their default values, which can help resolve certain software-related issues.

Can I still adjust the brightness on my Mac if the F1 and F2 keys aren’t working?

Yes, you can still adjust the brightness manually by going to System Preferences > Displays and using the slider to adjust the brightness. And you can also use the Control + Shift + Power button combination to turn off the display if it’s too bright.

Do I need to take my Mac to an authorized service provider if the F1 and F2 keys aren’t working?

It depends on the cause of the issue. If it’s a software or settings-related problem, you may be able to resolve it yourself with some basic troubleshooting. However, if it’s a hardware issue or you’re unsure of the cause, it’s best to take it to an authorized service provider.

Can I remap the F1 and F2 keys to perform different functions?

Yes, you can remap the function keys on your Mac to perform different functions. To do this, go to System Preferences > Keyboard and click on the “Shortcuts” tab. From there, you can assign different functions to the F1 and F2 keys (or any of the other function keys). Do this by clicking on the function you want to assign and pressing the key combination you want to use.

Conclusion

The F1 and F2 brightness keys on a Mac keyboard are essential features. If these keys stop working, it can be frustrating and hinder productivity.

By following the tips mentioned above, you can hopefully get F1 and F2 brightness keys working again and enjoy a better viewing experience. If the issue persists, it’s recommended to seek help from an authorized service provider for diagnosis and repair.