Windows 10: second screen does not connect

My PC only supports Windows 10 and my iiyama monitor no longer works, I can display my phone on it, I have tried connecting with a different port, just in case, I'm not buying a new PC any time soon, I can't upgrade to Windows 11, i just want my second monitor to work once more.

:)

 

how to connect a second screen?

Hi,

You can connect your device to a second screen using a VGA, HDMI, DVI, or DisplayPort cable. For us to provide the best solution possible to your concern, we need additional information:

• How are you connecting your device to a second screen?
• Did you use either of the cables mentioned above?
• What kind of second screen are you referring to? Is it a projector or a second monitor?

We'll wait for your response.

 

Returning Windows to Second Screen

Hello Kate,

Let's try to isolate the issue and see what is preventing you from using Windows to second screen. Kindly provide us the following information:

• When you turned on your computer, does it give you an extended display for both monitor screen and your laptop?
• Is your monitor screen already connected to your laptop before turning it on?
• What cable are you using to connect your second monitor to your laptop?
  
• What troubleshooting steps have you tried?

 

Second screen ''no signal''

Hello Chrys,

For us to better assist you, we'd like to know the following:

• Confirm which build is currently installed on your device. To check, follow the steps below:

• Press Windows key + R, then type in winver.
• Click OK.

• Does your main screen's port is labeled as output?
• Have you tried connecting your second monitor directly to your computer?

We look forward to your response.

Regards.