Keyboard shortcuts for window snapping not working for left and right

When I try and snap my windows left or right using the function + control + <-- or function + control + -->, nothing happens.

However, when I press function + control + down or function + control + up on the keyboard, the windows snap fine.

I have been into the keyboard shortcuts, and I can see them there.

Can anyone help me?

Thanks.

MacBook Pro 16″, macOS 26.2

Posted on Jan 20, 2026 11:57 PM

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Posted on Jan 21, 2026 12:11 AM

I think I’ve figured out the solution and wanted to share it to help others. I noticed that in the 'App Shortcuts' section, I had titles like "Left" and "Right" with alternative shortcuts. Once I removed these, I was able to snap windows using function+control+left and function+control+right easily. I initially set up these custom shortcuts when I was using three monitors, but now that I’m back to just using my MacBook, I wanted to restore everything to the default settings.

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Question marked as Top-ranking reply

Jan 21, 2026 12:11 AM in response to booragal

I think I’ve figured out the solution and wanted to share it to help others. I noticed that in the 'App Shortcuts' section, I had titles like "Left" and "Right" with alternative shortcuts. Once I removed these, I was able to snap windows using function+control+left and function+control+right easily. I initially set up these custom shortcuts when I was using three monitors, but now that I’m back to just using my MacBook, I wanted to restore everything to the default settings.

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Keyboard shortcuts for window snapping not working for left and right

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