udefrag.dll File Information
  • DLL File Name:udefrag.dll
  • File Type:Win32/64 DLL
  • Product Name:UltraDefrag
  • Developer:UltraDefrag Development Team
  • File Version:
  • File Size:63.5KB - 77.5KB
  • Language Code:English
  • Character Set:Unicode
  • MD5 Checksum:Multiple Files
  • Copyright:Copyright © 2007-2015 UltraDefrag Development Team

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Udefrag.dll Errors and Solutions

UltraDefrag common procedures

The file udefrag.dll is a 32/64bit Windows DLL module for UltraDefrag or other related programs. The file and the associated UltraDefrag software was developed by UltraDefrag Development Team. The file was licensed as Copyright © 2007-2015 UltraDefrag Development Team.

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

To fix the error, you need to copy the missing udefrag.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 with a size of 63.5KB - 77.5KB.

How to Install udefrag.dll

You can download udefrag.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 udefrag.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 .DLL 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 udefrag.dll

Download udefrag.dll
Version OS Size Language Download 32bit 63.5KB English Download 64bit 77.5KB 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...

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