I'm running Ubuntu 18.04. My graphic card is Nvidia GTX 650. It perfectly worked with the
nvidia-driver-435 recommended by
After performing system update (with Ubuntu GUI update manager) and rebooting, the nvidia driver is no more used and screen resolution is maybe 640x480. I do not remember exactly which packages have been upgraded.
$ nvidia-smi NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that the latest NVIDIA driver is installed and running.
lspci doesn't show the nvidia proprietary drivers I installed:
Kernel modules: nvidiafb, nouveau
I tried reinstalling them with
sudo apt purge nvidia-driver-435 and then
sudo apt install nvidia-driver-435; I also ran
sudo dpkg-reconfigure nvidia-driver-435. Nothing changed. I have
dkms installed. My current kernel is
I found several similar questions, but they are too old (2012) or they suggest to manually install drivers, which I would like to avoid.
How to make
nvidia-driver-435 working again on my system?