First, the good news: Windows, macOS, or Xbox will recognize it as a generic PnP (Plug and Play) monitor. You will get 1080p resolution and a 240Hz refresh rate simply by selecting it in your display settings.
Run the installer to update the monitor's INF file in your system. samsung odyssey g40b driver
The Samsung Odyssey G40B driver is a phantom. It exists, it’s easy to install, but for most users, it’s entirely optional. The monitor’s brilliance—its 1ms response time, its smooth 240Hz motion, and its accurate IPS colors—comes from the hardware and the firmware, not a .inf file. First, the good news: Windows, macOS, or Xbox