The genuine AcroIEHelperShim.dll file is a software component of AcroIEHelperShim Library by Adobe Systems.
A browser helper object from Adobe, the Acrobat Helper Shim integrates seamlessly with Internet Explorer to assist with the viewing and manipulation of PDF documents. The BHO is not visible until a PDF is opened, at which point your browser displays a PDF option menu with most of the features of Abobe Reader included. Located in San Jose, California, Adobe was founded in 1982. Adobe applications focus on creative products for both consumers and businesses.
AcroIEHelperShim stands for Acrobat Internet Explorer Helper Shim
AcroIEHelperShim.dll is a browser extension for Internet Explorer. This add-on enables several additional functions for Internet Explorer. You can disable it through the Extras menu (key combination Alt + X) under Manage Add-ons. The following paragraph provides more information about Adobe PDF Helper.
The process known as Adobe PDF Helper for Internet Explorer or Adobe Reader (version 9.4.2) belongs to software AcroIEHelperShim Library or Adobe Common File Installer or Adobe Acrobat (version 9 Pro Extended, 9 Standard) or Adobe PDF Reader Link Helper Shim or Adobe Reader (version 9) or Sun ODF Plugin for Microsoft by Adobe Systems (www.adobe.com).
Description: AcroIEHelperShim.dll is not essential for Windows and will often cause problems. The file AcroIEHelperShim.dll is located in a subfolder of "C:\Program Files\Common Files" or sometimes in a subfolder of "C:\Program Files" or in a subfolder of the user's profile folder.
Known file sizes on Windows 10/8/7/XP are 75,128 bytes (29% of all occurrences), 75,200 bytes and 11 more variants.
This .dll file is a Browser Helper Object (BHO) that runs automatically every time you start your web browser. BHOs are not stopped by personal firewalls, because they are identified by the firewall as part of the browser itself. BHOs are often used by adware and spyware. IDs used by this BHO include 18DF081C-E8AD-4283-A596-FA578C2EBDC3. The program is not visible. AcroIEHelperShim.dll is a Verisign signed file. The AcroIEHelperShim.dll file is able to monitor web browsers. It is not a Windows system file. The file has a digital signature. The process can be uninstalled in the Control Panel. Therefore the technical security rating is 27% dangerous, however you should also read the user reviews.
Recommended: Identify AcroIEHelperShim.dll related errors
Important: Some malware camouflages itself as AcroIEHelperShim.dll, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the AcroIEHelperShim.dll process on your PC to see if it is a threat. If Adobe PDF Helper has changed your browser's search engine and start page, you can recover your browser's default settings as follows:Reset default browser settings for Internet-Explorer ▾
The following programs have also been shown useful for a deeper analysis: Security Task Manager examines the active AcroIEHelperShim process on your computer and clearly tells you what it is doing. Malwarebytes' well-known anti-malware tool tells you if the AcroIEHelperShim.dll on your computer displays annoying ads, slowing it down. This type of unwanted adware program is not considered by some antivirus software to be a virus and is therefore not marked for cleanup.
A clean and tidy computer is the key requirement for avoiding PC trouble. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic 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 resmon 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 DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.