Do I need to calibrate the keyboard before using it? We recommend running a quick calibration before first use. This helps the keyboard detect keystrokes more accurately and ensures the best typing experience. The full steps are shown in the image above. Is the backlight of the lightbox RGB? Yes, all R85 keyboard's lightbox use full RGB lighting. We display a single color in the images to match the overall theme, but you can customize the lightbox to any color you like. Key combination for adjusting the keyboard light (can also be adjusted in the software) Lightbox: FN+C: Switch Light Mode; FN+V: Switch Light Color Backlit: FN+|: Switch Light Mode; FN+Enter: Switch Light Color How to restore the keyboard to factory settings? Press and hold the key combination "FN+ESC" for 3 seconds to restore the keyboard to factory settings. Why does the Win Key Constantly Show White Backlight? If your Win key is constantly lit in white, it means the Win key is locked. To unlock it, press the Fn + Win keys together. After unlocking, the key’s lighting will sync with the rest of the keyboard. PEOPLE-PRIENTED CUSTOMER FIRST LexonElec adheres to the concept of "customer experience as the core" and "innovation". We are committed to continuously exploring customer needs; innovating according to customer needs. Use the latest technology to give customers the most advanced experience.