What is OverlayIconShlExt.dll?

The genuine OverlayIconShlExt.dll file is a software component of ASUS Data Security Manager by ASUSTeK.
OverlayIconShlExt.dll is a DLL (Dynamic Link Library) file that belongs to ASUS Data Security Manager, a security program that encrypts and locks data with a layer of protection on Asus computers. DLL files store data, code and resources needed by one or more programs in order to function correctly. This is not an essential process for Windows and can be disabled if known to create problems. ASUS Data Security Manager is a traditional data protection software that provides users of Asus computers with single password access to their data. The software features multifactor authentication technology which makes data available only to the intended user. The program also features automatic logouts, a backup and restore wizard, and a migration tool for moving data from one Asus system to another. Asus is a Chinese personal computer vendor that manufactures everything from desktops and laptops to mobile phones, monitors, optical storage devices, and graphics cards. In 2013, it was the world's fifth largest computer seller, in terms of sales. The company began launching graphics cards in 2005 with their initial PhysX accelerator card. Asus was founded in Taipei in 1989 by T.H. Tung, Ted Hsu, Wayne Hsieh and M.T. Liao, all previously employed by Acer. The company is currently headquartered in Taipei, Taiwan.

OverlayIconShlExt stands for Overlay Icon Shell Extention Dynamic Link Library

OverlayIconShlExt.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. The following information can help you determine if OverlayIconShlExt.dll is a Windows system file or if it belongs to an application that you can trust.

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OverlayIconShlExt.dll file information

The process known as OverlayIconShlExt belongs to software ASUS Data Security Manager by ASUS (

Description: OverlayIconShlExt.dll is not essential for the Windows OS and causes relatively few problems. OverlayIconShlExt.dll is located in a subfolder of "C:\Program Files". The file size on Windows 10/8/7/XP is 147,456 bytes. 
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. There is no description of the program. The program is not visible. There is no detailed description of this service. It can change the behavior of other programs or manipulate other programs. OverlayIconShlExt.dll is not a Windows core file. Therefore the technical security rating is 68% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you are having problems with OverlayIconShlExt.dll, you can also uninstall the associated program (Start > Control Panel > Uninstall a Program > ASUS Data Security Manager) or search the support area on the Asus website.

Recommended: Identify OverlayIconShlExt.dll related errors

Important: Some malware camouflages itself as OverlayIconShlExt.dll, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the OverlayIconShlExt.dll process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

This belongs to ASUS Data Security Manager

Summary: Average user rating of OverlayIconShlExt.dll: based on 1 vote with 1 user comment. One user thinks it's probably harmless.

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Best practices for resolving OverlayIconShlExt issues

A clean and tidy computer is the key requirement for avoiding problems with OverlayIconShlExt. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the OverlayIconShlExt.dll process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

OverlayIconShlExt.dll [all]