As it turns out, there’s quite a conversation going on while the monitor and the computer decide how to get along, and sniffing out VGA communications can reveal some pretty fascinating stuff ...

If you are using a laptop, you might have only one HDMI port or rarely, a VGA port along with it. If you are on a computer and one monitor is already connected, look for another similar port.

Having multiple displays connected to your PC is an almost guaranteed way to be more productive and get more from your system. But just how many monitors do you need for peak productivity?

Yet as [Steve] recently found out, the Macintosh’s rather selective use of video synchronization signals causes quite a headache when you try to hook up a range of VGA-equipped LCD monitors.

These solutions can help if your monitor keeps entering Power Save Mode or shows "Entering Power Save Mode" in Windows 11/10.

For example, the analog VGA monitor interface uses a D-sub 15-pin plug and socket. Also called "DB connectors" and "D-subs," they come in 9, 15, 25, 37 and 50 pin varieties. The D-sub designation ...

VGA cables use three-row, 15-pin video graphics array (VGA) adapters to connect video and computer monitors, video cards, and some high definition televisions (HDTV). They carry analog signals rather ...