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

Frustrated by the AboutExtRes.dll error message? Well, you should want to know what this AboutExtRes.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 AboutExtRes.dll and the methods to fix it.

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What's AboutExtRes.dll File?

As its file extension denotes, AboutExtRes.dll is a vital DLL file and it's a component of the software pcAnywhere developed by Windows Software Developer. The latest version of AboutExtRes.dll file is 10.5 and MD5 value is d01782749bc4254173a2fdcac5937479. pcAnywhere and the Windows will generate AboutExtRes.dll error when AboutExtRes.dll file cannot be used due to the removal or corruption of AboutExtRes.dll file. This error can be seen on Windows XP, Windows Vista, Windows 7, Windows 8 and Windows 10.

AboutExtRes.dll file information:
File Name:   
   AboutExtRes.dll (Free Scan)
File Description:   
   pcAnywhere About Box Extensions
Product Name:   
   pcAnywhere
Product Version:   
   10.5
Company:   
   Windows Software Developer
File md5:   
   d01782749bc4254173a2fdcac5937479
File type:   
   dll file
Security Level(0-5):   
   5
OS Infected:   
   Windows
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Why Do I Receive AboutExtRes.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 AboutExtRes.dll file is not correctly loaded and run, the program and the Windows will pop up error messages.

Popular AboutExtRes.dll Error Messages

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

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

Causes of AboutExtRes.dll Error

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

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

How to Fix AboutExtRes.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 AboutExtRes.dll problem.

Method 1: Manually register AboutExtRes.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 AboutExtRes.dll file.

Steps:

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 AboutExtRes.dll in the Command Prompt and hit Enter. This will un-register AboutExtRes.dll file.

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

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

Method 2: Do a System Restore.

System Restore is another useful utility integrated in Windows to help users revert their system files, installed applications, Windows registry and settings to that of a previous point of time. It's often used to fix problems like AboutExtRes.dll error caused by unexpected change made by a new program installation or abnormal Windows behaviors.

Note: Please do a full backup before performing System Store, otherwise, you may risk losing your files and data.

Steps:

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

computer properties

b. In the left pane, click System protection.

system protection

c. In the System Properties window, click System Restore.

system restore

d. In the System Restore window, click Next.

system restore next

e. From the list of restore points, select one you wish to restore from. Click Next.

select restore point

f. If you do not want to change your decision, then click Finish.

confirm system restore

g. Click Yes.

yes restore

Method 3: Run a virus scan.

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

Steps:

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: Look for deleted AboutExtRes.dll file.

When pcAnywhere and the Windows cannot find AboutExtRes.dll file, it will tell you that AboutExtRes.dll is missing or not found. As a result, try your luck to see if AboutExtRes.dll is in the Recycle Bin.

Steps:

a. Double click on the Recycle Bin icon on your desktop to open it.

b. Search thru all deleted files there and look for the AboutExtRes.dll file.

c. If it's found, then right click on it and click Restore.

restore file

What can you do if the Recycle Bin has been emptied? Try to use a file recovery tool to help you recover the file.

Method 5: 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 AboutExtRes.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.

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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:

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Does AboutExtRes.dll error still persist?

Feel free to contact us for more assistance.

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