If your screen looks completely black during a screen share, it could be caused by your computer's Graphics Processing Unit (GPU) automatically switching graphics cards.
Windows
- If you are using a Windows computer with a dedicated Nvidia GPU, you can fix this using the Nvidia Control Panel within the Windows Control Panel.
- See the Zoom Help Center for step by step instructions for Windows and Linux.
Linux
Macintosh
- Check that your security settings are allowing Zoom:
- Open your System Preferences.
- Select Security & Privacy.
- Click on the Privacy tab.
- In the left-hand options menu, click Screen Recording.
- Click the lock icon in the bottom left corner to unlock it and make changes
- Enter your admin password if prompted
- Click the checkbox next to the Zoom app
- Note: You may need to restart the app for the changes to take place.
- If you are on a Mac with a dedicated GPU:
- Open your System Preferences.
- Select Energy Saver Preferences.
- Disable Automatic Graphics Switching.
- See this Apple Support article for specific instructions.