That’s when all drivers OEMs provide their clients with are rather old.is compatible with both 32-bit and 64-bit editions of Microsoft Windows 7.
Windows’ own WDDM driver—installed by Windows 7 Setup during a fresh Windows 7 install, or provided by Windows Update—is no good, lacking many features an original Nvidia Windows Display Driver contain.
All you need to do is to download the right INF depending on your Windows architecture edition (i.e., 32 bit or 64 bit), copy it at the same folder your non-working Nvidia display driver had previously extracted (e.g., C:\NVIDIA\Display Driver\Display. By default, both Windows 8.1 and Windows 8 do not allow unsigned drivers to install.
To allow the installation of modded drivers, you need to disable driver signature enforcement The original driver is a WHQL-certified package, but because the added driver’s INF file is modified, Windows can’t verify the original publisher of the driver security catalog (nv_disp.cat) against it, so Windows Security will show a message indicating “Windows can’t verify the publisher of this driver software,” click “Installing driver components…” is shown, indicating the time-consuming display driver installation process.
Please note this Nvidia display driver release also supports Microsoft Windows Vista x86 / x64 operating systems.
Nvidia declares in its WHQL-certified notebook driver download page that “As part of the NVIDIA Verde Notebook Driver Program, this is a reference driver that can be installed on supported NVIDIA notebook GPUs.