DLAA3_usb1.dll Troubleshoot and Download

Sometimes Windows system displays error messages regarding corrupted or missing DLAA3_usb1.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent DLAA3_usb1.dll file can therefore effect in failed execution of the started process.

DLAA3_usb1.dll file Dell Communication System. The file was developed by Microsoft for use with Windows software. Here you will find detailed information about the file and instructions how to proceed in the event of DLAA3_usb1.dll related errors on your device. You can also download DLAA3_usb1.dll file compatible with Windows 8.1, Windows 8 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 8.1, Windows 8

File info

General information
Filename DLAA3_usb1.dll
File extension DLL
Description Dell Communication System
Program Dell Communication System
Software Windows
Author Microsoft
Author Dell
Software version 8.1
MIME type application/octet-stream
File type Dynamic link library
System Win32

There are various types of errors related to DLAA3_usb1.dll file. DLAA3_usb1.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to DLAA3_usb1.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

  • DLAA3_usb1.dll is corrupted
  • DLAA3_usb1.dll cannot be located
  • Runtime Error - DLAA3_usb1.dll
  • DLAA3_usb1.dll file error
  • DLAA3_usb1.dll file cannot be loaded. Module was not found
  • cannot register DLAA3_usb1.dll file:
  • DLAA3_usb1.dll file could not be loaded
  • DLAA3_usb1.dll file doesn't exist



Application could not be started because DLAA3_usb1.dll file is missing. Reinstall the application to solve the problem.


Problems related to DLAA3_usb1.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing DLAA3_usb1.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

DLAA3_usb1.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with DLAA3_usb1.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to DLAA3_usb1.dll file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of DLAA3_usb1.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to DLAA3_usb1.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the DLAA3_usb1.dll file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the DLAA3_usb1.dll file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the DLAA3_usb1.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace DLAA3_usb1.dll file

The last solution is to manually download and replace DLAA3_usb1.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded DLAA3_usb1.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of DLAA3_usb1.dll file example directory paths.

  • Windows 8.1: C:\Windows\System32\DriverStore\FileRepository\wiadl004.inf_x86_361ea1ba76862d17\
  • Windows 8: 1: C:\Windows\System32\DriverStore\FileRepository\wiadl004.inf_x86_361ea1ba76862d17\

If the steps did not solve your DLAA3_usb1.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename DLAA3_usb1.dll
System Windows 8.1
File size 406016 bytes
Date 2013-06-18
File details
MD5 2851210ff309339fc60953b23a9098d8
SHA1 891460313eb5fcf076c67dc4d660ffa5cb57d23a
SHA256 3e9d2658f7001c48d40c4a36bd49b264fbbc132e8b2173d38378176d903274ce
CRC32 63a365b5
Example file location C:\Windows\System32\DriverStore\FileRepository\wiadl004.inf_x86_361ea1ba76862d17\
Filename DLAA3_usb1.dll
System Windows 8
File size 385536 bytes
Date 2012-06-30
File details
MD5 1cdeb50c2a526667f24b5ce4228a3516
SHA1 63192449bb2f8955a857ed86081e9838b8565b96
SHA256 4d9a075b0a733801deaded07fae946fd627531e703d19ceb29c3885c197815f7
CRC32 164b3de0
Example file location 1: C:\Windows\System32\DriverStore\FileRepository\wiadl004.inf_x86_361ea1ba76862d17\