Samsung Odyssey G40b Drivers Upd 【2025】

Resolution for minor flickers or wake-from-sleep issues.

Samsung has released multiple updates for the G40B (240Hz IPS panel) addressing:

Sometimes, driver updates are accompanied by firmware updates that fix reported bugs (e.g., wake-from-sleep issues, display port flickering). Step 1: Locate the Latest Samsung Odyssey G40B

— grab the .INF driver from Samsung’s site, install it, and forget about it. It won’t hurt performance, and it might make your Device Manager look cleaner.

Even after installation, Windows may revert to the generic driver. To force the change: samsung odyssey g40b drivers upd

Obtain a basic USB flash drive and plug it into your computer.

Ensure you are using the provided DisplayPort cable or a high-speed HDMI 2.0 cable.

Let me know in the comments if you run into any issues with the 180Hz unlock!

: Enter your specific model code (e.g., LS25BG400 or LS27BG400 ). Resolution for minor flickers or wake-from-sleep issues

Copy the firmware file (the extension will be .img or .bin ) directly to the of your USB drive. Do not place it inside any folders. Execute the Firmware Update Turn off your Samsung Odyssey G40B monitor.

Updating the firmware is a critical process that can significantly enhance your monitor's performance and stability. Before you begin, ensure you have a and that you have downloaded and extracted the " Upgrade File (USB type) " ZIP folder. Follow these steps carefully:

Right-click on your Windows Start menu and open . Expand the Monitors category.

during this process. Once finished, the screen will reboot itself. Unplug the power cord for 30 seconds, plug it back in, and your monitor update is complete! Driver & Firmware Comparison Matrix Software Type Current Version Primary Function Installation Medium Device Driver (Install) Registers 240Hz, EDID handshake, color profile matching Local Windows Installer (.exe) Upgrade File (Firmware) It won’t hurt performance, and it might make

The Samsung Update app is an official utility that can simplify the process of updating your monitor's driver and other Samsung software on your PC.

Right-click on (or your current display listing) and select Update driver . Choose Browse my computer for drivers .

Improves G-Sync Compatible and AMD FreeSync Premium performance, reducing screen tearing and stuttering.