No video or wonky picture on your second or third monitor? Here’s our troubleshooting and repair guide for some of the most common multi-screen issues.

Troubleshooting a Sharp LCD Monitor. Today's high-tech monitors that rely on LCD technology can develop problems that range from flickering to overheating, and Sharp monitors aren't immune.

Troubleshoot to find out reasons why your computer monitor goes dim to the point where it turns on and off without your adjusting it as such.

On macOS, go to “System Settings” > “Displays” and hold Option to reveal the “Detect Displays” button. Make sure the correct ...

If you're experiencing a flickering display while using your monitor, try these troubleshooting steps to fix the problem.

Dual monitor freeze problem, possible causesOver the past few weeks we have been investigating an issue affecting users that have dual display set-ups, most prominently when used in conjunction ...

I have about 2 year old ViewSonic's LCD monitor (20.1") that is capable of resolution 1600x1200. For about a week it has shown strange green vertical line that goes almost the whole screen height ...

The built-in Windows Reliability Monitor remains an oft-overlooked troubleshooting gem. It’s actually a specialized part of Windows’ general-purpose Performance Monitor tool (perfmon.exe ...

Hi all,I have a dual monitor set up with a 19" LCD and a 19" CRT connected to a single nVidia Geforce 4 Ti-4200 AGP8x 128MB. The LCD is connected to the DVI connector while the CRT is connected to ...

Using Windows 10's Reliability Monitor To Track Down Potential Problems Windows includes a built-in tool that can help you spot correlations between recent changes and current system problems.