Let me make sure you performed the Nvidia driver install in this order:
- Uninstall clear any old drivers and modules
- Install drivers
- Blacklist nouveau driver to prevent race condition loading
- Reboot machine
- Run
nvidia-smito ensure everything loaded correctly
All of that sound about right?




Depends on a huge amount of variables, but it looks like a texture rendering issue with lighting for whatever GPU you’re running. Check the various code repos for your rendering issue, or the Proton issues and see if others are reporting it.
Also check protondb.com to see if others have a fix.