What is DesktopSearchSystem301000049.dll?

DesktopSearchSystem301000049.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 DesktopSearchSystem301000049.dll is a Windows system file or if it belongs to an application that you can trust.

Click to Run a Free Scan for DesktopSearchSystem301000049.dll related errors

DesktopSearchSystem301000049.dll file information

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

Description: DesktopSearchSystem301000049.dll is not essential for Windows and will often cause problems. The file DesktopSearchSystem301000049.dll is located in a subfolder of "C:\Program Files". The file size on Windows 10/8/7/XP is 12,064 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 is not visible. The file has a digital signature. The service has no detailed description. The file is able to record keyboard inputs. The file is not a Windows core file. There is no description of the program. DesktopSearchSystem301000049.dll is able to record keyboard and mouse inputs. DesktopSearchSystem301000049.dll appears to be a compressed file. Therefore the technical security rating is 93% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you still experience problems with DesktopSearchSystem301000049.dll, you could completely remove Copernic Desktop Search - Home (Control Panel ⇒ Uninstall a Program).

Recommended: Identify DesktopSearchSystem301000049.dll related errors

Important: Some malware camouflages itself as DesktopSearchSystem301000049.dll. Therefore, you should check the DesktopSearchSystem301000049.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

Comes as part of Copernic's desktop search which is a very good tool. So far as I know I've had no problems with this software.
  carl gat  

Summary: Average user rating of DesktopSearchSystem301000049.dll: based on 1 vote with 1 user comment. One user thinks it's neither essential nor dangerous.

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Best practices for resolving DesktopSearchSystem301000049 issues

A clean and tidy computer is the key requirement for avoiding problems with DesktopSearchSystem301000049. 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 DesktopSearchSystem301000049.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

DesktopSearchSystem301000049.dll [all]