What is shdserv.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 shdserv.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.

Click to Run a Free Scan for shdserv.exe related errors

Shdserv.exe file information

Windows Task Manager with shdserv
Shdserv.exe process in Windows Task Manager

The process known as Shield COM Server Module or Shield COM Service

belongs to software Rollback Rx or RollBack Rx Home or Reboot Restore Rx or RollBack Rx Professional or RollBack Rx or Drive Vaccine PC Restore Plus

by Horizon DataSys ( or Horizon Datasys (

Description: Shdserv.exe is not essential for the Windows OS and causes relatively few problems. Shdserv.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 221,184 bytes (26% of all occurrences), 192,512 bytes and 11 more variants. 
The program has no visible window. Shdserv.exe is not a Windows core file. There is no description of the program. Shdserv.exe is able to monitor applications. Therefore the technical security rating is 46% dangerous, however you should also read the user reviews.

Uninstalling this variant: You may also uninstall the software Rollback Rx or RollBack Rx Home using the Uninstall a Program function of Windows Control Panel (Windows: Start, Settings, Control Panel, Uninstall a Program) or visit the website.

Recommended: Identify shdserv.exe related errors

Important: Some malware camouflages itself as shdserv.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the shdserv.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

Part of Rollback RX
Strangely sucks up all my CPU from time to time
Strangely eats up all my CPU from time to time

Summary: Average user rating of shdserv.exe: based on 4 votes with 3 user comments. 4 users think shdserv.exe is essential for Windows or an installed application. One user is not sure about it.

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Best practices for resolving shdserv issues

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

shdserv.exe [all]