Hot answers tagged multiple-monitors
User smc in the comments above suggested kiilling the SynTPEnh.exe [Synaptec pointing driver] to fix the mouse issues. While this works, it also breaks all TouchPad and UltraNav features. I searched my drive for another copy and it turns out there was a version from 2010 on there. Launched that and I got my scrolling back even with a vertical monitor! If ...
It's possible your power supply is going bad. Try unplugging it from the wall and letting it sit for a while. If that doesn't work, it's probable that either the monitor itself or the power supply is bad. If you have a voltage meter I'd recommend making sure the output voltage is the same as the rated voltage.
Your hardware does not allow connecting hdmi and vga at the same time. Most hardware even modern ones do not allow this. There is a usb to vga cable though that will allow you to circumvent this and have your third monitor appear simultaneously.
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