What is CopernicDesktopSearchSystem977.dll?

CopernicDesktopSearchSystem977.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 CopernicDesktopSearchSystem977.dll is a Windows system file or if it belongs to an application that you can trust.

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CopernicDesktopSearchSystem977.dll file information

The process known as Copernic Desktop Search System belongs to software Copernic Desktop Search by Copernic Technologies (

Description: CopernicDesktopSearchSystem977.dll is not essential for the Windows OS and causes relatively few problems. The CopernicDesktopSearchSystem977.dll file is located in a subfolder of "C:\Program Files". The file size on Windows 10/8/7/XP is 12,072 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. The program has no visible window. The file has a digital signature. There is no detailed description of this service. The CopernicDesktopSearchSystem977.dll file is not a Windows core file. The CopernicDesktopSearchSystem977.dll file is able to record keyboard inputs. CopernicDesktopSearchSystem977.dll is able to record keyboard and mouse inputs. CopernicDesktopSearchSystem977.dll appears to be a compressed file. Therefore the technical security rating is 80% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you encounter difficulties with CopernicDesktopSearchSystem977.dll, you can also uninstall Copernic Desktop Search software via Windows Control Panel/Add or Remove Programs (Windows XP) or Programs and Features (Windows 10/8/7).

Recommended: Identify CopernicDesktopSearchSystem977.dll related errors

Important: Some malware camouflages itself as CopernicDesktopSearchSystem977.dll. Therefore, you should check the CopernicDesktopSearchSystem977.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

it's a metasearch application (for research) it's fine
  blashyrk   (further information)
  Raddi   (further information)
desktopsearch program ( freeware )

Summary: Average user rating of CopernicDesktopSearchSystem977.dll: based on 3 votes with 3 user comments. 2 users think CopernicDesktopSearchSystem977.dll is essential for Windows or an installed application. One user thinks it's probably harmless.

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Best practices for resolving CopernicDesktopSearchSystem977 issues

A clean and tidy computer is the key requirement for avoiding problems with CopernicDesktopSearchSystem977. 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.

To help you analyze the CopernicDesktopSearchSystem977.dll process on your computer, the following programs have proven to be helpful: Security 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. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

CopernicDesktopSearchSystem977.dll [all]