How to Install Nvidia Driver on Debian 9 Stretch From Command Line

This tutorial will be showing you how to install Nvidia graphics driver on Debian 9 Stretch. Debian by default uses the open source nouveau driver, which is included in the Linux kernel, for Nvidia cards. However, this driver lacks 3D acceleration support. If you are a gamer or need to work with 3D graphics, then you will benefit from the better performance of the proprietary Nvidia driver.

Read full tutorial here: https://www.linuxbabe.com/debian/install-nvidia-driver-debian-9-stretch