I use GNOME Classic. There is no Ctrl+Alt+Left/Right shortcut in System Settings -> Keyboard -> Shortcuts.

It should be configured somewhere else. But where?
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I use GNOME Classic. There is no Ctrl+Alt+Left/Right shortcut in System Settings -> Keyboard -> Shortcuts.
It should be configured somewhere else. But where? |
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In my system, those configs are available in System Settings -> Keyboard. Please double-check.
If those aren't available, you can try add them with
If you use Compiz, you can follow the steps provided by @ams |
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CompizConfig Setting Manager (it's not installed by default though). Then go to "Desktop Wall Plugin", and it's on the "Bindings" tab. That's assuming you are using Unity (full 3D), or (edit) Gnome with effects enabled. |
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open gconf-editor. Go to /apps/metacity/global keybindings and change the values according to my screenshot: |
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