To bypass this, launch the game in OpenGL. This is a known issue that is occurring when using Metal. Follow the steps below:
- Launch Civilization VI
- When the Aspyr Launcher pops up, select Options > Game Settings
- Switch the Graphics option to OpenGL
- The game will now launch in Fullscreen
If you have any other questions, please open a ticket via: https://support.aspyr.com/hc/en-us/requests/new