Estimate Time Is Super Slow

[Bully0423]

It will certainly not say that you need the 367 driver. Please paste the full error message.

I'm not in front of my compute at the moment. But it did give me that error when I ran my hash command I don't know how your gonna tell me what I saw on my  screen but if you say so. 

What's the proper way to install Nvidia drivers? I've read I have to blacklist nouveau drivers but different sites have different methods not sure which one to follow. I'm running Ubuntu 18.04.