High-Definition Multimedia Interface (HDMI) is a compact audio/video interface for transmitting uncompressed digital data.

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disable Ubuntu from thinking that there is a secondary monitor

I know that sound & video are naturally bundled together with HDMI, but I need to figure out a way to disable Ubuntu from thinking that there is a secondary monitor when I plug in the HDMI out of ...
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Screens turn black after plugging in external screen (vga and hdmi)

I have a dell xp13 with the latest Kubuntu. I used to work fine when I plugged in my external screen or a projector (I give presentations all the time). Now all of a sudden (I think I might have ...