• DLL File Name:nv4.dll
• File Type:Win32 DLL
• Product Name:NVIDIA Compatible Windows XP Display Driver, Version 12.40.20
• Developer:NVIDIA Corporation
• File Version:5.1.2001.1240
• File Size:1.66MB (1738496 bytes)
• Language Code:English
• Character Set:Windows, Latin1
• MD5 Checksum:44b7939605c3338049996aeea367f9ff
• Copyright:Copyright © NVIDIA Corp. 1996-2001

This repair tool is designed to diagnose your Windows PC problems and repair them quickly. It scans your PC, detect issues & abnormalities and fixes them completely.

NVIDIA Compatible Windows XP Display Driver, Version 12.40.20

The file nv4.dll is a 32bit Windows DLL module for NVIDIA Compatible Windows XP Display Driver, Version 12.40.20 or other related programs. The file and the associated NVIDIA Compatible Windows XP Display Driver, Version 12.40.20 software was developed by NVIDIA Corporation. The file was licensed as Copyright © NVIDIA Corp. 1996-2001.

nv4.dll file is a critical component for the software to work properly without any problems. You may receive an error message like the ones below that indicates the file is not found or damaged.

• This application failed to start because nv4.dll was not found.
• The file nv4.dll is missing or corrupted.
• A required component is missing: nv4.dll. Please install the application again.
• Error loading nv4.dll. The specified module could not be found.
• The program can't start because nv4.dll is missing from your computer.

To fix the error, you need to copy the missing nv4.dll file to your system or replace the corrupted dll file with a working one by following the instructions below. The current version of dll file available on our site is 5.1.2001.1240 with a size of 1.66MB.

You can download nv4.dll for free from the download section on this page. After downloading the zip file, unzip it to a convenient location on your computer. In order to fix dll related errors, you need to copy the .dll file to the installation folder of the application/game, or install .dll file directly to Windows (Windows XP, Vista, Windows 7, Windows 10).

Install DLL File to Program Folder

· Copy the extracted nv4.dll file to the installation directory of the application or game.

· Check if the problem is solved. If the problem persists or you are not sure which software is having problems, install the file directly to Windows system folder.

Register DLL File Using Microsoft Regsvr

· Copy the file to "C:\Windows\System32\"

· You can install the .dll file in both system folders without any problems. In order to complete this step, you must run the Command Prompt as administrator.

· Open the Start Menu and before clicking anywhere, type "cmd" on your keyboard.

· Right-click the "Command Prompt" search result and click the "Run as administrator" option.

· Paste the following command into the Command Line window that opens up and press Enter key.

· %windir%\System32\regsvr32.exe nv4.dll