Fix the Zoom black screen issue when sharing from Windows

Here’s a question from one of our readers:

I have been facing issues when trying to share my screen in Zoom meetings. Participants of the meeting are stating that they only see a black screen . I tried to stop and share the screen again to see if the issue gets cleared, but the issue persists. Can you explain why my screen is black in Zoom? I am absolutely sure thast i am sharing my desktop.

Thanks for your question. For practical reasons, we’ll show how to troubleshoot Zoom black screens on computers running Nvidia GPU on Windows. We’ll focus on common fixes so you can restore your video sharing in Zoom. For the most part, those are applicable disregarding your graphic card brand.

Adjust the Nvidia GPU Control panel settings

  • Click on Start, search and select the Nvidia Control panel.
  • Click on Manage 3D settings in the control panel window under the 3D settings.
  • Select Program Settings in the Manage 3D settings window.
  • Under the Select program to customize, click on the Add button, and select Zoom Meetings
  • If Zoom is not found, click on Browser and go to the path C:\Users\<username>\AppData\Roaming\Zoom\bin\Cpthost.exe.
  • Under Select the preferred graphics processor for this program dropdown, click on High performance Nvidia processor and hit Apply.
  • After the changes are made, restart the machine.
  • Then launch the Zoom meeting and try sharing the screen to see if the issue is resolved.

Run Zoom as an administrator

  • Click on Start and search for Zoom.
  • Right-click on the Zoom application and select Run as administrator.
  • Try opening the Zoom meetings and share the screen to see if this has resolved the issue. 

Reinstall Zoom

If the fixes mentioned above didn’t help to resolve your issue, then go ahead and try to remove and then re-install your Zoom Desktop client application. From previous experience, this would most probably solve th