video adapter Archives - Rick's Daily Tips

Q&A: Why is my monitor shutting down while the computer is still running?

Posted on November 17, 2025

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Question from Myron: I have a 3 year old Dell desktop PC that I recently updated to Windows 11 and it started giving me a problem a couple of days ago.

Now when I turn on the computer it will run fine for a while and then the screen will go black and say “No Signal”. A few seconds after that it blanks out completely.

I hope you can help me figure out what’s going on. [Read more…]

Q&A: Can I add a second screen to an older computer?

Posted on June 24, 2023

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Question from Mickey: I have an older Acer desktop computer that’s running Windows 10.

I want to add a 2nd screen to that machine just to display my Gmail, but the problem is it has just one video output port.

Can I buy something like a splitter that’ll let me hook up two monitors to one video port? [Read more…]