Driver Installation issues on Windows 7

Updated 03/02/2020 11:06 PM




Windows 7 users who do NOT have “SHA2 support patches” from Microsoft may experience below issues during/after NVIDIA driver install.


  • Issue #1: Error popup that says ‘Windows Can’t verify the publisher of this driver software’
  • Issue #2: Yellow bang on NVIDIA GPU showing  Code 52 error after driver installation.
  • Issue #3 : GeForce Experience NOT installing the latest downloaded driver/GFE Update.




Install KB4474419 & KB4490628 patches on their Windows 7x64 bit system and reboot the system. These patches will help the ‘Windows 7 operating system’ to recognize SHA2 certificate & fix the issues #1 & #2.  Details on these patches are available here : . Note: These patches will install automatically if Windows Updates active/running on your system.


For the issue #3, it is required to manually update the display driver by downloading the latest version from: (in addition to the installation of SHA2 OS patches).


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