keyboard backlight

Hi, I am using a V5xTNC_TND_TNE motherboard based laptop running Ubuntu 24.04.1 LTS, Linux 6.8.0-47-generic Kernel, Intel® Core™ Ultra 7 155H × 22, NVIDIA GeForce RTX™ 4050 Laptop GPU. I am not able to manage the keyboard backlight and this is a big issue when I put the system in stand-by...