How to Test Your Macbook Pro Keyboard?

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Are you having trouble with your MacBook Pro's keyboard? You might be wondering how you can test it to make sure everything is working properly. Fortunately, there are a few easy steps you can take to diagnose any keyboard-related issues and help get your laptop back in top condition.

One of the most straightforward methods for testing a MacBook Pro's keyboard is to use the built-in Keyboard Diagnostic Test Menu. All you need to do is press the Control (Ctrl) + K keys simultaneously, and a new window will pop up. In this window, make sure that when each key is pressed, its position on the virtual keyboard changes to a black square. If this isn't happening, then it's likely that something has gone wrong with your laptop's keyboard and it may need to be replaced or serviced.

If pressing Control (Ctrl) + K doesn't open the menu, then you'll need to go into System Settings by choosing Apple menu > System Settings and click on Keyboard in the sidebar (you may have to scroll down). Then go into Text Input on the right side of the window and click Edit. Select All Input Sources from the top left corner and choose “Show Input menu in the menu bar” if necessary. Afterward, you should be able to open up the Keyboard Diagnostic Test Menu as normal by pressing Control (Ctrl) + K again.

Another way of testing your MacBook Pro's keyboard is through an online test. To do so, simply open up a blank document or web page and press each key on your laptop's physical keyboard one by one while watching the virtual keyboard—if all goes well, then each of these keys should light up when pressed correctly. If not, then they should remain unlit and indicate an issue with your laptop's hardware or that needs further investigation.

Testing your MacBook Pro's keyboard is essential for ensuring that everything works properly—especially if you rely heavily on typing out documents or using shortcuts for work or school projects! With these simple steps outlined above, you can easily check whether there are any issues with your laptop's keys without having to take them apart or hire a professional technician for help.

How to Test Your Macbook Pro Keyboard? 1

Running a Keyboard Diagnostic

To run a keyboard diagnostic, you need to press the Ctrl+K keys on your keyboard simultaneously. This will open a keyboard diagnostic test menu. From here, you can check that when each key is pressed, the corresponding position on the keyboard layout is highlighted in black. Note that when you press an Fn key, a black square briefly appears. After completing the test, you can exit the menu and continue using your keyboard as normal.

Checking If All Keyboard Keys Are Working on a Mac

To check if all your keyboard keys are working on a Mac, you can use the Keyboard Viewer. To access this tool, open the Apple menu and select System Preferences. Then click Keyboard in the sidebar. (You may need to scroll down.) Once in the Keyboard settings, go to Input Sources at the top-right corner and make sure the Show Input menu in the menu bar is checked. This will add an icon with a flag at the top-right of your screen – click on it to select Show Keyboard Viewer. You can then press each key on your keyboard and see if it is registered in the viewer. If any of your keys are not working properly, you can try cleaning them with a soft cloth or replacing them with a new one as needed.

Symptoms of Keyboard Failure

1. Trapped dust and debris: Dust and other particles can accumulate under the keys of your keyboard, preventing it from functioning properly. This could lead to sluggish performance, delayed response time, or even complete key failure.

2. Moisture in the air: Humidity can cause the components of your keyboard to corrode over time, leading to malfunctioning keys or even a total breakdown.

3. Physical damage and liquid spills: Dropping your laptop or spilling liquid on it can cause physical damage to its components, including the keyboard itself. This could result in keys becoming unresponsive, sticking, or failing altogether.

4. Neglect – laptop unused for an extended amount of time: If you haven't used your laptop for a long period of time and then turn it on, you may find that some of the keys don't respond correctly or fail completely due to lack of use.

5. Keys not working: When individual keys stop responding when pressed, this is a clear sign that there is something wrong with your keyboard and it needs to be checked out by a professional technician as soon as possible.

6. Keys repeat themselves: When you press a key multiple times but each time it produces the same result (for example, pressing ‘a' produces ‘aaaaaa'), this could be caused by a faulty keyboard connection that needs repairing or replacing as soon as possible.

7. Keys come out with different output: If you press one key but get an output that is different from what was expected (for example pressing ‘a' produces ‘b'), then this is another sign that there may be something wrong with your keyboard and should be looked into immediately by an expert technician.

8. Keys are jammed, or stuck: If any of your keys are stuck down and cannot be released without force then this indicates a hardware issue that needs addressing straight away before further damage occurs to your device's components.

Troubleshooting a Bad Keyboard

Troubleshooting a bad keyboard can be a tricky process, but it's important to identify the cause of the issue before you take any further steps. First, try restarting your laptop to see if that resolves the issue. If the restart does not work, check that the key is not stuck or jammed – this could be due to crumbs or dust getting under the keys. In some cases, cleaning the keyboard with compressed air can help.

If none of these efforts work, check your keyboard drivers and settings. You may need to update or reinstall them for optimal performance. Additionally, make sure you have selected the correct keyboard layout in your computer's settings; this could be causing a mismatch between what appears on the screen and what you are typing. If all else fails, try plugging in an external keyboard to determine whether it is an issue with your laptop's hardware or software.

Resetting a Macbook Pro Keyboard

To reset your Macbook Pro keyboard, first, open the Apple menu and select “System Preferences.” Once that window opens, click on the “Keyboard” icon. In the bottom right corner, you should see a box that says “Modifier Keys.” Click that, then press the option to “Restore Defaults.” You will then be prompted to confirm this action – simply click “OK” and your Macbook Pro's keyboard settings will be reset to their original state.

macbook pro keyboard test


In conclusion, testing the keyboard on a MacBook Pro can be an easy and straightforward process. It is important to ensure that all keys are working properly, as this can make typing and other functions much easier. The best way to test the keyboard is to press each key on the physical keyboard and observe if they are lit up on the virtual keyboard. If any keys are not working properly, users may need to reset their settings or access the Keyboard Diagnostic Test menu by pressing Ctrl+K. Taking some time to test out your MacBook Pro's keyboard can save you from potential issues down the line.

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James Walker

James Walker has a deep passion for technology and is our in-house enthusiastic editor. He graduated from the School of Journalism and Mass Communication, and loves to test the latest gadgets and play with older software (something we’re still trying to figure out about himself). Hailing from Iowa, United States, James loves cats and is an avid hiker in his free time.