Spacebar Not Working on Mac

How do you fix the spacebar on your MacBook when it’s not working? By reading our guide—but if you need extra help, try MacKeeper’s Premium Services for instant tech support at any time, seven days a week.

System Requirements: macOS 10.11 or later

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Spacebar Not Working on Mac
Written By   Yana Khodun
Published: February 02, 2026

Why is spacebar not working on Mac?

If the spacebar isn’t working on your Mac, it could be due to physical damage to the keyboard or dirt stuck under the key itself. However, this problem can also be caused by software issues, such as bugs in macOS and compatibility issues with third-party apps. We suggest that you check the keyboard is clean and dry first before moving on to more advanced fixes.

How to fix spacebar not working on Mac?

If your Mac spacebar isn’t working, first visually inspect the keyboard itself. Look for dirt, crumbs, and other contaminants, and try to carefully remove it. Blowing a can of compressed air into the keys can help with this. Also, look for signs of moisture. Spilled drinks and other liquids can stop the keyboard from working. If it’s clean and dry, restart your Mac. You can also reset the SMC and NVRAM (or PRAM) if you have an Intel Mac.

A note for our experts: 

 

MacBook spacebar problems can sometimes be caused by serious faults. If you find yourself in that situation, reach out to our Premium Services team for expert help:

  1. Download and run MacKeeper.
  2. Select Premium Services from the side menu.
  3. Click Chat Now and explain your issue to our online agent.
If you can't fix your Mac's spacebar issues yourself, then reach out to the MacKeeper Premium Services for high-quality tech support whenever you need it.
MacKeeper's Premium Services team are available 24/7

1. Remove dust from keyboard

Dust and other debris can get your MacBook spacebar stuck and prevent it from working. You can use a can of compressed air to blow out whatever is stuck there.

 

You might also be able to shake debris loose, but be careful doing this with a MacBook. With external keyboards, you can usually get away with a lot more vigorous shaking.

 

It’s also possible to remove the spacebar and clean underneath with isopropyl alcohol. However, we wouldn’t advise doing this if your MacBook spacebar is sticking, because laptop keys are often difficult to get back on.

2. Ensure keyboard connection

Do you have an iMac, Mac mini, Mac Studio, or Mac Pro? With all these models, you need an external keyboard, so we advise making sure it’s connected properly to your Mac.

 

If you have a USB keyboard:

  • Check it’s fully plugged into your Mac.
  • Try using a different USB port.
  • Check the USB cable isn’t damaged.

If you have a Bluetooth keyboard:

  • Try turning Bluetooth off and on again on your Mac.
  • Turn the keyboard off and on again.
  • Check your keyboard is charged or has fresh batteries.
  • Make sure your keyboard is in Bluetooth range of your Mac.
Make sure your external keyboard is properly connected to your Mac. If it's an Apple Magic Keyboard, turn it off and on again, and check your Mac's Bluetooth. Also, try plugging it in via USB.
Apple's Magic Keyboards can connect via Bluetooth or USB

3. Check software problems

Your spacebar might not be working due to macOS accessibility options in System Settings or System Preferences on your MacBook or Mac.

 

We recommend checking that the Full Keyboard Access option is turned off, like this:

  1. Open System Settings, and select Accessibility > Keyboard.
  2. If Full Keyboard Access is enabled, use the switch to turn it off.
  3. Now try your spacebar again.
Certain macOS accessibility settings can affect the functionality of your Mac's spacebar. Go into your Mac's System Settings, and select Accessibility >  Keyboard.
Step 1. In System Settings, open Accessibility> Keyboard
In your Mac's Accessibility settings, make sure that Full Keyboard Access is turned off. This function uses the spacebar to select things, which may interfere with its normal functionality.
Step 2. Make sure Full Keyboard Access is turned off

Want to know how to check how much storage you have on Mac? You can do that from System Settings too.

4. Restart your Mac

Temporary problems can also cause your spacebar to stop working on your Mac. To clear them, you simply need to restart your computer, like this:

  1. Click the Apple icon in the top left of your screen.
  2. Select Restart.
  3. Click the Restart button.
  4. When you’re back in macOS, check your spacebar.
Sometimes, all you need to do to fix your Mac's spacebar problem is to reset your computer. Start by clicking the Apple in the top of your screen, and selecting 'Restart'.
Step 1. Select Restart from the Apple menu
In the dialog that pops up, choose whether or not you want to 'Reopen windows when logging in', then click the 'Restart' button. Check to see if your spacebar is working afterwards.
Step 2. Click the Restart button

5. Check for malware

Sadly, your Mac spacebar issue might be caused by a virus or some other form of malware. We recommend checking your computer with MacKeeper’s Antivirus:

  1. In MacKeeper, select Antivirus from the sidebar.
  2. Click Start Scan.
  3. If MacKeeper finds malware, select it and click Delete.
  4. Now see if your spacebar is working.  
Malware can cause your Mac to malfunction, including stopping your spacebar and other keys from working. You can check for malware with MacKeeper's Antivirus feature. Open it and click 'Start Scan'.
Step 1. Choose Antivirus, and click Start Scan
Wait for MacKeeper's Antivirus to search your Mac. If it finds anything, select the malware, and then click the 'Delete' button. Afterwards, see if your spacebar works normally.

6. Reset SMC

On an Intel Mac, the SMC (System Management Controller) controls various power-related functions, which may affect your keyboard. Resetting the SMC may help.

 

To reset the SMC on an Intel MacBook with a T2 Security Chip:

  1. Turn off your MacBook.
  2. Press and hold down Left Ctrl+Left Opt+Right Shift.
  3. Wait seven seconds, then press and hold the power button too.
  4. Let your Mac turn on.

To reset the SMC on an Intel MacBook without a T2 chip:

  1. Shut down your MacBook.
  2. Press and hold Left Shift+Left Ctrl+Left Opt+Power for 10 seconds.
  3. Turn your MacBook back on.

To reset the SMC on an Intel desktop Mac:

  1. Shut down your Mac, and unplug the power cable.
  2. Wait 15 seconds, then plug the power back in.
  3. Wait five seconds, then turn on your Mac.

After resetting your SMC, log back into macOS and see if your spacebar is working.

7. Update your macOS

Although rare, bugs do occasionally creep into macOS. We highly recommend checking if your Mac is up to date if your spacebar isn’t working. Here’s how:

  1. Open System Settings, and go to General > Software Update.
  2. If you see an update, click Update Now.
  3. Follow the instructions on screen to install the update.
  4. Restart your Mac, and see if your spacebar is fixed.
Bugs in macOS can cause issues with your keyboard. Make sure your Mac is up to date at all times. Start by going to General > Software Update in your Mac's System Settings.
Step 1. Select General > Software Update
Your Mac's System Settings will automatically look for updates. If there's anything available, you can click the 'Update Now' button and apply the update, following the on-screen instructions.
Step 2. Apply any updates that are waiting

Our extra hint: 

 

You can also update macOS from the command line. Read our guide on how to open Terminal on macOS for more information about how this tool works.

8. Reset NVRAM or PRAM

Resetting NVRAM or PRAM can fix the spacebar on your MacBook. To reset NVRAM or PRAM on an Apple Silicon Mac, simply restart your machine.

 

Do as follows to reset NVRAM or PRAM on an Intel Mac:

  1. Turn off your Mac.
  2. Turn your Mac back on, and immediately press and hold Opt+Cmd+P+R for around 20 seconds. Your Mac might restart more than once.
  3. Check to see if your spacebar is working properly.
Reset your Mac's NVRAM or PRAM by holding  Opt+Cmd+P+R while your computer starts up. Then see if your spacebar is working properly or not.
Hold Opt+Cmd+P+R to restart your NVRAM or PRAM

9. Replace your keyboard

If you have an external keyboard, and you can’t get it working, you might need to buy a new one.

 

Of course, if you can’t fix the spacebar on your MacBook, you can’t simply replace the keyboard. If your MacBook is under warranty or covered by AppleCare, reach out to Apple for help. Otherwise, seek third-party expert support (use your Mac’s Secure Empty Trash feature before giving your Mac to anyone else).

Don’t get lost in spacebar problems

If the spacebar on your Mac is stuck or not working, it’s probably caused by dirt or a temporary software issue. A quick bit of cleaning and a restart is usually enough to get your spacebar working again.

 

Hopefully, one of our fixes has got you back on track, but if you need more support, you know what to do—reach out to MacKeeper’s Premium Services team. They’re experts in all things Apple, and they’re ready to help at any time.

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