Fix AIOFilter.dll is missing/ not found error Step by Step

Frustrated by the AIOFilter.dll error message? Well, you should want to know what this AIOFilter.dll file is, what causes this error and the most important thing is how to fix this error. In this page, you will find all answers to your questions about this AIOFilter.dll and the methods to fix it.

Recommended: Fix AIOFilter.dll Error Automatically

Download Auto Fix Tool

What's AIOFilter.dll File?

As its file extension denotes, AIOFilter.dll is a vital DLL file and it's a component of the software Dell 2135cn MFP developed by Windows Software Developer. The latest version of AIOFilter.dll file is 1, 0, 0, 0 and MD5 value is 2181b5c97d48b561221b4b9230cb138c. Dell 2135cn MFP and the Windows will generate AIOFilter.dll error when AIOFilter.dll file cannot be used due to the removal or corruption of AIOFilter.dll file. This error can be seen on Windows XP, Windows Vista, Windows 7, Windows 8 and Windows 10.

AIOFilter.dll file information:
File Name:   
   AIOFilter.dll (Free Scan)
File Description:   
   Dell 2135cn MFP Scan Driver
Product Name:   
   Dell 2135cn MFP
Product Version:   
   1, 0, 0, 0
   Windows Software Developer
File md5:   
File type:   
   dll file
Security Level(0-5):   
OS Infected:   
   Download AIOFilter.dll Error Free Scan Tool

Why Do I Receive AIOFilter.dll Error?

Dynamic Link Libraries (also called as DLL) are similar to EXE files, though they are not directly executable. A DLL is a library which contains code and data which can be used by many programs simultaneously. To reduce disk space and speed up the performance, not all DLL files are loaded with Windows. When a program needs a DLL, that file will be loaded and run.

For example, most computer programs needs to create the graphical interface which appears on the screen. So when they need to create the interface, they just call on a DLL for that functionality rather than having to contain the code in the program. So, when AIOFilter.dll file is not correctly loaded and run, the program and the Windows will pop up error messages.

Popular AIOFilter.dll Error Messages

  • The application has failed to start because AIOFilter.dll was not found. Re-installing the application may fix this problem.
  • The program can't start because AIOFilter.dll is missing from your computer. Try reinstalling the program to fix this problem.
  • AIOFilter.dll failed. The specified module could not be found.
  • File not found: AIOFilter.dll.
  • Failed to load library 'AIOFilter.dll'.
  • Access violation in module 'AIOFilter.dll'.
  • Component 'AIOFilter.dll' or one of its dependencies not correctly registered a file is missing or invalid.

You may receive AIOFilter.dll error when you run or close Dell 2135cn MFP, start or shut down the computer, or use specific function of Dell 2135cn MFP. The time you encounter the error is very important to troubleshoot the problem.

Causes of AIOFilter.dll Error

AIOFilter.dll error can be caused by plenty of reasons. The following are the most common causes of AIOFilter.dll error.

  • The latest version of AIOFilter.dll file is overwritten by a previous version installed by another newly-installed program.
  • There is a malfunctioning or faulty hardware in your computer.
  • AIOFilter.dll file is infected with malicious adware, Trojans, spyware and malware.
  • The associated entries of AIOFilter.dll are corrupted in the registry.
  • AIOFilter.dll file that is still used by other programs is uninstalled by another program.

How to Fix AIOFilter.dll Error?

Keep in mind, never download DLL files from DLL download websites, because they are not verified by their developers and may contain malicious code which lead to further damage to your computer system. We have listed several solutions to troubleshoot your AIOFilter.dll problem.

Method 1: Manually register AIOFilter.dll file.

When a program uses a DLL function in another DLL, a dependency is created. As a result, the program is no longer dependent, and it may have problems if the dependency with the DLL is broken or corrupted. To fix such error, we can use re-register AIOFilter.dll file.


a. Open an elevated command prompt.

Windows Vista and Windows 7

Click Start, click All Programs, Accessories, and then right click Command Prompt and click Run as administrator.

command prompt windows 7

Windows 8, Windows 8.1 and Windows 10

Open Win X menu by holding Windows and X keys, and then click Command Prompt (Admin).

windows8 win x menu

b. After confirming the UAC prompt, type regsvr32 /u AIOFilter.dll in the Command Prompt and hit Enter. This will un-register AIOFilter.dll file.

c. Then type regsvr32 /i AIOFilter.dll in the Command Prompt and hit Enter. This will re-register AIOFilter.dll file.

d. Restart your software to see if the error is fixed.

Method 2: Uninstall and then reinstall Dell 2135cn MFP causing AIOFilter.dll error.

If AIOFilter.dll error pops up when you're using Dell 2135cn MFP, then it's worth trying to reinstall Dell 2135cn MFP or the program from Windows Software Developer.


Windows Vista, Windows 7 and Windows 10:

a. Click Start and click Control Panel.

start control panel windows 7

b. Click Uninstall a program.

win7 control panel programs and features

c. Look for Dell 2135cn MFP or the program from Windows Software Developer, right click on it and click Uninstall to uninstall it from your system.

uninstall software

d. After the uninstallation, restart your computer and then reinstall the software with your disc or the installer from the official website.

Windows 8 and 8.1:

a. Hover the cursor to the top right corner of the screen to bring up Charms bar and then click Search.

windows 8 charms bar search

b. Click Settings, type uninstall, and click Uninstall a program in the search results.

uninstall windows8

c. Look for Dell 2135cn MFP or the program from Windows Software Developer, right click on it and click Uninstall to uninstall it from your system.

uninstall software windows8

d. After the uninstallation, restart your computer and then reinstall the software with your disc or the installer from the official website.

Method 3: Run a virus scan.

Malware infection is one of the most popular cause of various computer problems like AIOFilter.dll error. Computer malware can make their way into the system, change system settings and corrupt system files. When this happens, Dell 2135cn MFP and Windows becomes more prone to AIOFilter.dll error and even malfunction.


a. Restart your system into Safe Mode with Networking.

b. Open your antivirus or antispyware program. (You can also use this recommended malware detect tool)

c. Run a full scan for your system.

d. After the scan completes, either quarantine or remove any detected malware.

e. Restart your system.

Method 4: Install Windows updates.

Computers and computer software can quickly become out-dated, so Microsoft keeps releasing updates in order to improve their security and fix technical glitches. Your AIOFilter.dll error may be fixed after you install all latest Windows updates.


a. Go to the desktop of your system, right click on Computer and click Properties.

computer properties

b. In the left pane, click Windows Update.

windows update

c. In the Windows Update window, click Check for updates.

check for updates windows 7

d. If any update is found, click Install updates to install.

install updates windows 7

Method 5: Update device drivers.

Many issues, conflicts and vulnerabilities of device drivers may result in unexpected problems like AIOFilter.dll error. Drivers are software that enables Windows system to talk and give instructions to hardware devices. Though drivers work correctly one day, they may have problems the next day. Keeping your drivers updated is a way to keep your system error-free.

Method 6: Repair corrupted Windows registry.

As the most important part of Windows operating system, Windows registry is a place that stores all information and configurations of software and hardware. A problematic registry is one of the most common causes of computer errors like AIOFilter.dll error. Software installation, uninstallation, malware infection can make changes to the registry. Over time, more and more invalid entries are left and accumulated in the registry and then lead to various errors and problems. The registry needs regular maintenance to keep it tidy and stable. Manual editing the registry is not practical for people with no computer expertise, it's recommended that you use a registry cleaner to do this job.


Note: It requires certain computer knowledge to perform the above solutions. If you're not comfortable with this process, it's recommended that you download and run this automatic error fix utility to fix your PC problems automatically:

Download Auto Fix Tool

Does AIOFilter.dll error still persist?

Feel free to contact us for more assistance.

Writen by admin

Join the discussion

Your email address will not be published. Required fields are marked *