Nvidia driver is not working. Cannot open NVidia settings. Second monitor is not detected

[Sergey]

I think it could be related to this bug report: https://bugs.launchpad.net/ubuntu/+source/nvidia-settings/+bug/1879471

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: nvidia-settings 440.64-0ubuntu1
ProcVersionSignature: Ubuntu 5.4.0-40.44-generic 5.4.44
Uname: Linux 5.4.0-40-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.3
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Fri Jul 3 21:34:27 2020
InstallationDate: Installed on 2020-05-26 (38 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
SourcePackage: nvidia-settings
UpgradeStatus: No upgrade log present (probably fresh install)