What is symds?

The genuine symds.sys file is a software component of Symantec Endpoint Protection by Symantec.
"symds.sys" is a Windows driver known as the Symantec Data Store for Symantec Endpoint Protection software. The file handles drivers needed for the software to properly integrate with the PC hardware and software, such as filtering emails and websites or monitoring downloads. Symantec was founded in 1982 in California and is a global leader on securing, protecting, and preserving important data on the World Wide Web, within network structures, and on computers.

SymDS stands for Symantec Data Store

Symds.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the operating system, hardware etc. The free file information forum can help you determine if symds.sys is a Windows system file or if it belongs to an application that you can trust.

Run a free scan to check for symds drivers in need of updating

Symds.sys file information

The process known as Symantec Data Store belongs to software SymDS or Symantec Endpoint Protection by Symantec (

Description: Symds.sys is not essential for the Windows OS and causes relatively few problems. Symds.sys is located in a subfolder of C:\Windows\System32\drivers. Known file sizes on Windows 10/8/7/XP are 340,088 bytes (50% of all occurrences), 328,752 bytes or 368,288 bytes. 
The driver can be started or stopped from Services in the Control Panel or by other programs. The file is a file with no information about its developer. The program is not visible. Symds.sys is certified by a trustworthy company. There is no detailed description of this service. The symds.sys file is not a Windows system file. The file is a Verisign signed file. symds.sys appears to be a compressed file. Therefore the technical security rating is 28% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you have any problems with symds.sys, you can uninstall Symantec Endpoint Protection from your computer using the Control Panel applet Uninstall a Program.

Recommended: Identify symds.sys related errors

Important: Some malware camouflages itself as symds.sys. Therefore, you should check the symds.sys 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

Norton Internet Security 2010

Summary: Average user rating of symds.sys: based on 2 votes with 1 user comment. 2 users think symds.sys is essential for Windows or an installed application.

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Best practices for resolving symds issues

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

symds.sys [all]