What is OptionalFeatures.exe?

The genuine OptionalFeatures.exe file is a software component of Microsoft Windows Operating System by Microsoft.
This executable is the updated version of sysocmgr.exe, which allows the user to add or remove optional Windows components. While sysocmgr.exe was first included in releases of Windows XP and Windows 2000, OptionalFeatures.exe is packaged with Windows Vista and newer. While it was designed to make it easier to modify the tools or games available on your PC, some components including the Microsoft Fax Service and Windows Media Player cannot be managed using OptionalFeatures.exe. Founded in 1975 in New Mexico, Microsoft is now one of the largest software corporations in the world. Currently headquartered in Washington, the flagship Windows operation system is the most utilized OS in the world.

OptionalFeatures stands for Windows Optional Features

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 OptionalFeatures.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 OptionalFeatures.exe related errors

OptionalFeatures.exe file information

The process known as Windows Features or Windows-Funktionen or Características de Windows belongs to software Microsoft Windows Operating System or Betriebssystem Microsoft Windows or Sistema operativo Microsoft Windows by Microsoft (

Description: The original OptionalFeatures.exe is an important part of Windows and rarely causes problems. OptionalFeatures.exe is located in the C:\Windows\System32 folder. Known file sizes on Windows 10/8/7/XP are 97,280 bytes (80% of all occurrences) or 100,352 bytes. 
The program has a visible window. It is a Microsoft signed file. Therefore the technical security rating is 15% dangerous, however you should also read the user reviews.

Recommended: Identify OptionalFeatures.exe related errors

Important: Some malware disguises itself as OptionalFeatures.exe, particularly when not located in the C:\Windows\System32 folder. Therefore, you should check the OptionalFeatures.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

That it is important for the computer because it is a OS executable system file in system32.
  Johnny Blaze  
installing multimedia player

Summary: Average user rating of OptionalFeatures.exe: based on 1 vote with 2 user comments. One user thinks OptionalFeatures.exe is essential for Windows or an installed application. One user is not sure about it.

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Best practices for resolving OptionalFeatures issues

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

OptionalFeatures.exe [all]