1) Download Newest Nvidia drivers from here

2) Open module blacklist as admin

gksudo gedit /etc/modprobe.d/blacklist.conf

Add these lines and save:

1) Download Newest Nvidia drivers from here

2) Open module blacklist as admin

gksudo gedit /etc/modprobe.d/blacklist.conf

Add these lines and save:

blacklist vga16fb
blacklist nouveau
blacklist rivafb
blacklist nvidiafb blacklist rivatv

3) Create a file /etc/modprobe.d/disable-nouveau.conf containing the following two lines:

blacklist nouveau options nouveau modeset=0

4) Uninstall any previously installed Nvidia drivers:

sudo apt-get --purge remove nvidia-*

5) Reboot your computer

6)Open a terminal CTRL + ALT + F2

sudo service gdm stop

7) Login and go to the directory where you saved your file

8)Install drivers

sudo sh NVIDIA-Linux-x86_64-195.36.24-pkg2.run

9)Start GDM

sudo service gdm start