Brightness blink problem on Dell Vostro laptop
1. download and install latest IGD and NVIDIA driver Intel Xe IGD https://www.intel.com/content/www/us/en/download/19344/intel-graphics-windows-dch-drivers.html Intel DSA https://www.intel.com/content/www/us/en/support/detect.html NVIDIA driver https://www.nvidia.com.tw/Download/index.aspx?lang=tw https://www.nvidia.com.tw/Download/driverResults.aspx/180692/tw