System Preferences, the application for OS X that allows you to modify various system settings. The application is organized into different preference panes.

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How do I move my menubar to an external monitor?

I just asked this question (Using External Monitor and Spaces. Want Mouse to move Up/Down, not Left/Right?) and @calavera gave me a great answer, thanks! But now I have another question. It seems ...
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Using External Monitor. Want Mouse to move Up/Down, not Left/Right?

I've got an external monitor and want to be able to use the monitor above the laptop. It seems I'm supposed to use "Spaces" to support an external monitor which I have done and I've set up two ...
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Is there a keyboard shortcut for launching Activity Monitor?

I can't seem to find a shortcut for launching the activity monitor. Does it have one?
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Force a change to a program's key bindings

Is it possible to force a change to a program's keybindings? E.g., instead of an menu action being invoked by Cmd-J it's Cmd-K? The reason I ask is that Cmd-Q in Firefox drives me nuts. I ...
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How to stop screen from dimming when watching video?

After a while being inactive with the mouse or keyboard, the macbook will dim my screen to save battery. I know I can expand the delay before it will dim in the system preferences, but are there any ...
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Find and Change system shortcut

As I know you can find a limit of shortcut in system preference > Keyboard > Keyboard Shortcut where you can find other shortcut and how must change it? for example if I change the cmd + O to enter ...