GNU/Linux Mint Install GeForce GTX 770 Driver Guide
How to Install NVIDIA GeForce GTX 770 Graphics Driver on Mint 19+ LTS GNU/Linux Desktops – Step by step Tutorial.
The NVIDIA GeForce GTX 770 Driver Linux Mint Setup is Simple and involves only the Execution of few Basic Shell Commands.
Moreover, following the NVIDIA Recommendations is better to use the tested NVIDIA Linux Graphics Driver from the Ubuntu Repository.
Especially relevant, prior to the Driver Setup you may consult:
Then with the nvidia-settings Tool you can configure Brightness, Gamma, XVideo attributes, Temperature, and OpenGL.

1. Terminal Getting-Started Guide
How to Quick-Start with Command Line on Mint GNU/Linux:
First Update the Apt Repo Sources with:
sudo apt update
Authenticate with the User Admin Pass.
If Got “User is Not in Sudoers file” then see: How to Enable sudo.
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