What is DesktopSearchService.exe?

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the DesktopSearchService.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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DesktopSearchService.exe file information

Windows Task Manager with DesktopSearchService
DesktopSearchService.exe process in Windows Task Manager

The process known as Copernic Desktop Search Service belongs to software Copernic Desktop Search (version 2) or Copernic Desktop Search - Home by Copernic (

Description: DesktopSearchService.exe is not essential for the Windows OS and causes relatively few problems. The file DesktopSearchService.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 1,853,992 bytes (20% of all occurrences), 1,583,624 bytes and 13 more variants. 
DesktopSearchService.exe is digitally signed. The DesktopSearchService.exe file is not a Windows core file. The software starts upon Windows startup (see Registry key: Run). The program is not visible. DesktopSearchService.exe is able to record keyboard and mouse inputs and manipulate other programs. Therefore the technical security rating is 46% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you experience any issues with installation of DesktopSearchService.exe, you may want to uninstall Copernic Desktop Search - Home or Copernic Desktop Search - Professional from your computer using the Control Panel applet Uninstall a Program.

Recommended: Identify DesktopSearchService.exe related errors

If DesktopSearchService.exe is located in a subfolder of the user's profile folder, the security rating is 50% dangerous. The file size is 1,638,400 bytes. The DesktopSearchService.exe file is a file with no information about its developer. The process starts upon Windows startup (see Registry key: Run). The DesktopSearchService.exe file is not a Windows core file. DesktopSearchService.exe is able to record keyboard and mouse inputs, hide itself and manipulate other programs.

Important: Some malware camouflages itself as DesktopSearchService.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example Trojan:Win32/Deminnix.gen!A (detected by Microsoft), and TROJ_GEN.F0C2C00JB13 (detected by TrendMicro). Therefore, you should check the DesktopSearchService.exe 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

Very useful application for desktop search installed with copernic
An excellent app esp for locating pics ( .tif will not display)
Copernic DesktopSearch in der kostenlosen Version ist seit mehreren Jahren mein bevorzugtes Desktop-Such-Programm - ohne jede Beanstandung. Since several years it is my preferred Desktop Search programm - without any problem
It's useful , but seems to use a lot of processing power at times (i.e. slows the system down!)

Summary: Average user rating of DesktopSearchService.exe: based on 5 votes with 4 user comments. 2 users think DesktopSearchService.exe is essential for Windows or an installed application. One user thinks it's probably harmless. One user thinks it's neither essential nor dangerous. One user suspects danger.

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Best practices for resolving DesktopSearchService issues

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

DesktopSearchService.exe [all]