NPAUTHZ.dll File Information
  • DLL File Name:NPAUTHZ.dll
  • File Type:Win32 DLL
  • Product Name:Microsoft Office 2010
  • Developer:Microsoft Corporation
  • File Version:14.0.4730.1010
  • File Size:16.41KB (16800 bytes)
  • Language Code:English
  • Character Set:Windows, Latin1
  • MD5 Checksum:7e2b763cf671adb558d5f7110889d469
  • Copyright:© 2010 Microsoft Corporation. All rights reserved.
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NPAUTHZ.dll Errors and Solutions

Office Authorization plug-in for NPAPI browsers

The file NPAUTHZ.dll is a 32bit Windows DLL module for Microsoft Office 2010 or other related programs. The file and the associated Microsoft Office 2010 software was developed by Microsoft Corporation. The file was licensed as © 2010 Microsoft Corporation. All rights reserved..

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

To fix the error, you need to copy the missing NPAUTHZ.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 14.0.4730.1010 with a size of 16.41KB.

How to Install NPAUTHZ.dll

You can download NPAUTHZ.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 NPAUTHZ.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 NPAUTHZ.dll

Download NPAUTHZ.dll
Version OS Size Language Download
14.0.4730.101 32bit 16.4KB English Download

Please note : This is a free download. No guarantees or warranties are given or implied. Please download and install the file at your own risk...

About Developer
Microsoft Corporation

Microsoft is an American multinational technology corporation which produces computer software, consumer electronics, personal computers, and related services. Microsoft Corporation is the developer of 10287 dll files in our archive, available for free download, including popular files like msvcp140.dll, vcruntime140.dll, api-ms-win-crt-runtime-l1-1-0.dll, xlive.dll.

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