The genuine optionalfeatures.exe file is a software component of Microsoft Windows Operating System by .
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 belongs to software Microsoft Windows Operating System by Microsoft (www.microsoft.com).
Description: Optionalfeatures.exe is an important part of Windows, but often causes problems. Optionalfeatures.exe is located in the C:\Windows\System32 folder.
Known file sizes on Windows 10/11/7 are 97,280 bytes (66% of all occurrences) or 100,352 bytes.
The optionalfeatures.exe file is a Microsoft signed file.
Therefore the technical security rating is 26% dangerous, but you should also take into account 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.
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
rubarupdateservice.exe lxeacoms.exe x.exe optionalfeatures.exe deskbar.dll cbfsnetrdr4.dll pluginprotect.exe kvappservice.exe digipass-nativebridge-monitor.exe 1cc2bb80-20ab-43e5-b958-432d72b546ca.dll vsdatant.sys [all]
OptionalFeatures.exe Windows Features – it is a service that preinstalls in your Windows by default. Windows provides you with tons of useful features and only you decide to turn them on or off. Some of them are created for business network another one can use everybody. The process located in C:\Windows\Systems32\OptionalFeatures.exe
As they are preinstalled they use a hard drive and the user can enable them or not. But enabling all features can make your PC slower or cause some system problems.
How to turn them on?
Press “Windows + X” or launch the Control Panel. After that find programs and click on “Turn Windows features or off”.
In Winx64 system it can known as OptionalFeatures.exe Windows Features (32-bit).
OptionalFeatures.exe Funkcije sistema Windows
OptionalFeatures.exe Windows Features
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Иногда система Windows отображает сообщения об ошибках поврежденных или отсутствующих файлов OptionalFeatures.exe. Подобные ситуации могут возникнуть, например, во время процесса установки программного обеспечения. Каждая программа требует определенных ресурсов, библиотек и исходных данных для правильной работы. Поэтому поврежденный или несуществующий файл OptionalFeatures.exe может повлиять на неудачное выполнение запущенного процесса.
Файл был разработан для использования с программным обеспечением . Здесь вы найдете подробную информацию о файле и инструкции, как действовать в случае ошибок, связанных с OptionalFeatures.exe на вашем устройстве. Вы также можете скачать файл OptionalFeatures.exe, совместимый с устройствами Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, которые (скорее всего) позволят решить проблему.
Совместим с: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista
Популярность пользователя
Исправьте ошибки OptionalFeatures.exe
- 1 Информация о файле OptionalFeatures.exe
- 2 Ошибки, связанные с файлом OptionalFeatures.exe
- 3 Как исправить ошибки, связанные с OptionalFeatures.exe?
- 3.1 Сканирование на наличие вредоносных программ
- 3.2 Обновление системы и драйверов
- 3.3 Инструмент проверки системных файлов
- 3.4 Восстановление системы
- 4 Скачать OptionalFeatures.exe
- 4.1 Список версий файла OptionalFeatures.exe
Информация о файле
Основная информация | |
---|---|
Имя файла | OptionalFeatures.exe |
Расширение файла | EXE |
Описание | Windows Features |
Программного обеспечения | |
---|---|
программа | Microsoft® Windows® Operating System |
автор | Microsoft Corporation |
подробности | |
---|---|
MIME тип | application/octet-stream |
Тип файла | Executable application |
система | Windows NT 32-bit |
Авторские права | © Microsoft Corporation. All rights reserved. |
Набор символов | Unicode |
Языковая треска | English (U.S.) |
Наиболее распространенные проблемы с файлом OptionalFeatures.exe
Существует несколько типов ошибок, связанных с файлом OptionalFeatures.exe. Файл OptionalFeatures.exe может находиться в неправильном каталоге файлов на вашем устройстве, может отсутствовать в системе или может быть заражен вредоносным программным обеспечением и, следовательно, работать неправильно. Ниже приведен список наиболее распространенных сообщений об ошибках, связанных с файлом OptionalFeatures.exe. Если вы найдете один из перечисленных ниже (или похожих), рассмотрите следующие предложения.
- OptionalFeatures.exe поврежден
- OptionalFeatures.exe не может быть расположен
- Ошибка выполнения — OptionalFeatures.exe
- Ошибка файла OptionalFeatures.exe
- Файл OptionalFeatures.exe не может быть загружен. Модуль не найден
- невозможно зарегистрировать файл OptionalFeatures.exe
- Файл OptionalFeatures.exe не может быть загружен
- Файл OptionalFeatures.exe не существует
OptionalFeatures.exe
Не удалось запустить приложение, так как отсутствует файл OptionalFeatures.exe. Переустановите приложение, чтобы решить проблему.
OK
Проблемы, связанные с OptionalFeatures.exe, могут решаться различными способами. Некоторые методы предназначены только для опытных пользователей. Если вы не уверены в своих силах, мы советуем обратиться к специалисту. К исправлению ошибок в файле OptionalFeatures.exe следует подходить с особой осторожностью, поскольку любые ошибки могут привести к нестабильной или некорректно работающей системе. Если у вас есть необходимые навыки, пожалуйста, продолжайте.
Как исправить ошибки OptionalFeatures.exe всего за несколько шагов?
Ошибки файла OptionalFeatures.exe могут быть вызваны различными причинами, поэтому полезно попытаться исправить их различными способами.
Шаг 1.. Сканирование компьютера на наличие вредоносных программ.
Файлы Windows обычно подвергаются атаке со стороны вредоносного программного обеспечения, которое не позволяет им работать должным образом. Первым шагом в решении проблем с файлом OptionalFeatures.exe или любыми другими системными файлами Windows должно быть сканирование системы на наличие вредоносных программ с использованием антивирусного инструмента.
Если по какой-либо причине в вашей системе еще не установлено антивирусное программное обеспечение, вы должны сделать это немедленно. Незащищенная система не только является источником ошибок в файлах, но, что более важно, делает вашу систему уязвимой для многих опасностей. Если вы не знаете, какой антивирусный инструмент выбрать, обратитесь к этой статье Википедии — сравнение антивирусного программного обеспечения.
Шаг 2.. Обновите систему и драйверы.
Установка соответствующих исправлений и обновлений Microsoft Windows может решить ваши проблемы, связанные с файлом OptionalFeatures.exe. Используйте специальный инструмент Windows для выполнения обновления.
- Откройте меню «Пуск» в Windows.
- Введите «Центр обновления Windows» в поле поиска.
- Выберите подходящую программу (название может отличаться в зависимости от версии вашей системы)
- Проверьте, обновлена ли ваша система. Если в списке есть непримененные обновления, немедленно установите их.
- После завершения обновления перезагрузите компьютер, чтобы завершить процесс.
Помимо обновления системы рекомендуется установить последние версии драйверов устройств, так как драйверы могут влиять на правильную работу OptionalFeatures.exe или других системных файлов. Для этого перейдите на веб-сайт производителя вашего компьютера или устройства, где вы найдете информацию о последних обновлениях драйверов.
Шаг 3.. Используйте средство проверки системных файлов (SFC).
Проверка системных файлов — это инструмент Microsoft Windows. Как следует из названия, инструмент используется для идентификации и адресации ошибок, связанных с системным файлом, в том числе связанных с файлом OptionalFeatures.exe. После обнаружения ошибки, связанной с файлом %fileextension%, программа пытается автоматически заменить файл OptionalFeatures.exe на исправно работающую версию. Чтобы использовать инструмент:
- Откройте меню «Пуск» в Windows.
- Введите «cmd» в поле поиска
- Найдите результат «Командная строка» — пока не запускайте его:
- Нажмите правую кнопку мыши и выберите «Запуск от имени администратора»
- Введите «sfc / scannow» в командной строке, чтобы запустить программу, и следуйте инструкциям.
Шаг 4. Восстановление системы Windows.
Другой подход заключается в восстановлении системы до предыдущего состояния до того, как произошла ошибка файла OptionalFeatures.exe. Чтобы восстановить вашу систему, следуйте инструкциям ниже
- Откройте меню «Пуск» в Windows.
- Введите «Восстановление системы» в поле поиска.
- Запустите средство восстановления системы — его имя может отличаться в зависимости от версии системы.
- Приложение проведет вас через весь процесс — внимательно прочитайте сообщения
- После завершения процесса перезагрузите компьютер.
Если все вышеупомянутые методы завершились неудачно и проблема с файлом OptionalFeatures.exe не была решена, перейдите к следующему шагу. Помните, что следующие шаги предназначены только для опытных пользователей
Загрузите и замените файл OptionalFeatures.exe
Последнее решение — вручную загрузить и заменить файл OptionalFeatures.exe в соответствующей папке на диске. Выберите версию файла, совместимую с вашей операционной системой, и нажмите кнопку «Скачать». Затем перейдите в папку «Загруженные» вашего веб-браузера и скопируйте загруженный файл OptionalFeatures.exe.
Перейдите в папку, в которой должен находиться файл, и вставьте загруженный файл. Ниже приведен список путей к каталогу файлов OptionalFeatures.exe.
- Windows 10: C:\Windows\System32\
- Windows 8.1: C:\Windows\System32\
- Windows 8: 1: C:\Windows\System32\
- Windows 7: C:\Windows\SysWOW64\
- Windows 7: C:\Windows\SysWOW64\
- Windows Vista: —
- Windows Vista: —
Если действия не помогли решить проблему с файлом OptionalFeatures.exe, обратитесь к профессионалу. Существует вероятность того, что ошибка (и) может быть связана с устройством и, следовательно, должна быть устранена на аппаратном уровне. Может потребоваться новая установка операционной системы — неправильный процесс установки системы может привести к потере данных.
Список версий файлов
Имя файла
OptionalFeatures.exe
система
Windows 10
Размер файла
106496 bytes
Дата
2017-03-18
Подробности файла | ||
---|---|---|
MD5 | e5f4669fb52238f08fcefa9f28badcef | |
SHA1 | bb3ea6fd67d48e74bac502c004488c1faa53239f | |
SHA256 | 22b278eb325bbf96df78d8ff34a48b4e79f82747c57fb19276ff1f80f6923087 | |
CRC32 | 5b0f17e3 | |
Пример расположения файла | C:\Windows\System32\ |
Имя файла
OptionalFeatures.exe
система
Windows 8.1
Размер файла
97280 bytes
Дата
2014-11-21
Подробности файла | ||
---|---|---|
MD5 | a348dbfe470633354a206dc8449bc91e | |
SHA1 | f752eb301f423815634f251c783f01dcc7c32307 | |
SHA256 | 42a0ee6815bf46a79fb13de63eddd260f1bcb9044e38f7e189e2bce3b036915c | |
CRC32 | 77324d52 | |
Пример расположения файла | C:\Windows\System32\ |
Имя файла
OptionalFeatures.exe
система
Windows 8
Размер файла
100352 bytes
Дата
2012-07-26
Подробности файла | ||
---|---|---|
MD5 | dfefc979e3f197feb550f6e28d424dd3 | |
SHA1 | 84ae09ec516a8000465d165e0a3e2f5be5919a92 | |
SHA256 | c2fba15c9c9a8d3cb6e1220151b7489e377d550328d12acfc752fab4c9e37412 | |
CRC32 | 470fbffd | |
Пример расположения файла | 1: C:\Windows\System32\ |
Имя файла
OptionalFeatures.exe
система
Windows 7
Размер файла
97280 bytes
Дата
-0001-11-30
Подробности файла | ||
---|---|---|
MD5 | c8f0d6e8de5f07f449ab5e82aa902c43 | |
SHA1 | 984bc58e37b7f1bd1058daa0a8e19b844cb23b34 | |
SHA256 | a1bd84bc980ae7d44ba7570db7a3682b2c69672a8477fcc4956d5ca110406ae3 | |
CRC32 | d9ca29fa | |
Пример расположения файла | C:\Windows\SysWOW64\ |
Имя файла
OptionalFeatures.exe
система
Windows 7
Размер файла
97792 bytes
Дата
2009-07-14
Подробности файла | ||
---|---|---|
MD5 | eae7af6084667c8f05412ddf096167fc | |
SHA1 | 0dbe8aba001447030e48e8ad5466fd23481e6140 | |
SHA256 | 01feebd3aca961f31ba4eac45347b105d1c5772627b08f5538047721b61ff9bc | |
CRC32 | b5174b47 | |
Пример расположения файла | C:\Windows\SysWOW64\ |
Имя файла
OptionalFeatures.exe
система
Windows Vista
Размер файла
97792 bytes
Дата
2008-01-21
Подробности файла | ||
---|---|---|
MD5 | a5d62b3e214f8e16b72898b3b6ac0716 | |
SHA1 | 812440a61dbe3b75cf7293e7d9bae6a87aa5c739 | |
SHA256 | a705fa97b0445411a2687c83c812080b351b6d0da65f729c373140473e926431 | |
CRC32 | 7ca3de5c | |
Пример расположения файла | — |
Имя файла
OptionalFeatures.exe
система
Windows Vista
Размер файла
97280 bytes
Дата
-0001-11-30
Подробности файла | ||
---|---|---|
MD5 | f9774659c7ab963cd1f4ca11406a63f4 | |
SHA1 | acd6e9433cf39035603ea53e7180830928f6b49a | |
SHA256 | b18f3fa9183a39e56f5f89e366e82807175270bad3b5d3458d7f3ecf1d0acf73 | |
CRC32 | 3223ae2b | |
Пример расположения файла | — |
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- Step 3.Click the Scan Now button to detect issues and abnormalities
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EXE issues may happen due to a number of different factors. The causes mentioned below are only the most common ones. In certain cases, optionalfeatures.exe issue may occur when your computer system becomes overloaded or important program files go missing, get accidentally deleted or become corrupted. These types of malfunctions may occur on computers that do not undergo regular maintenance, which may lead to critical glitches and system malfunctions. It may be possible to resolve EXE issues with special software that repairs system elements and tunes system settings to restore stability.
The article provides details on what the issue means, potential causes, and ways to resolve the issue.
- 1Meaning of «optionalfeatures.exe» issue
- 2Causes of «optionalfeatures.exe» issues
- 3Ways to repair «optionalfeatures.exe» issues
Meaning of optionalfeatures.exe issue
.EXE is a file name extension referencing an executable file (i.e., a software program) in the Windows operating system. These files run your programs and also contain other embedded resources such as bit maps, Windows icons, etc. which the software might call and use for its user interface.
When the optionalfeatures.exe issue occurs on your computer, you are generally notified via a pop-up style warning that you’re experiencing a malfunction and what kind of EXE issue you’re having. Normally, such issues are attributed to specific software programs, the names of which should be mentioned in the warning.
No matter what EXE issue you are experiencing, the result can be a slow PC that may freeze or crash, and an overall decline in user experience.
Common causes of optionalfeatures.exe issues
EXE issues may occur for a variety of reasons. One of the common causes is the EXE file being overridden or shared with an older version of a program across other applications.
Another possibility would be the installation or uninstallation of a program that ran incorrectly, or the downloaded installer files being corrupted.
Ignoring the optionalfeatures.exe issue may eventually lead to PC slowdown or a full system crash, so fixing the issue is important to maintaining optimal computer performance.
Ways to fix optionalfeatures.exe issues
For an immediate fix of such issues, advanced PC users may be able to repair it by manually editing system elements, and others may want to hire a technician to do it for them. However, since any manipulations with Windows system elements carry a risk of rendering the operating system unbootable, whenever a user is in any doubt of their technical skills or knowledge, they may use a special type of software that is meant to repair Windows system elements without requiring any special skills from the user.
The following steps may help fix the issue:
- Download Outbyte PC Repair application Special offer. See more information about Outbyte uninstall instructions EULA Privacy Policy
- Install and launch the application
- Click the Scan Now button to detect potential issue causes
- Click the Repair All button to fix found abnormalities
The same application can be used to run preventative measures to reduce the chance of this or other system issues appearing in the future.
This file is a part of the Microsoft Windows system. EXE is short for executable and these types of files are used on Windows computers to install or run software.
Some programs may need OptionalFeatures.exe to run properly, so if this file is missing you may encounter issues when trying to launch applications or games. Often, you will get an error message that says “OptionalFeatures.exe missing” that tells you which specific file needs to be restored so that the application or game can continue functioning.
To resolve these issues caused by a missing OptionalFeatures.exe, read the suggestions below.
Author:
Microsoft Corporation
Process:
Windows Features
Part of:
Microsoft® Windows® Operating System
Common path(s):
%SYSTEM%
subfolder %WINDOWS%
Filesize(s):
96,768 bytes, 97,280 bytes, 100,352 bytes
How to fix OptionalFeatures.exe missing error?
If the OptionalFeatures.exe missing error appears on your PC, you can use the methods below. Some are automatic, which means you can start a process to let the system automatically restore the file. Others are manual, meaning you will have to manually download OptionalFeatures.exe and move it to the correct program installation folder. If you are not very experienced with digging through system files and would prefer not to, you can simply go straight to an automatic method.
Here our list of solutions to try:
- Method 1: Download OptionalFeatures.exe
- Method 2: Fix the missing OptionalFeatures.exe error automatically
- Method 3: Update drivers to restore missing .exe files
- Method 4: Scan your PC for malware
- Method 5: Use System File Checker (SFC)
- Method 6: Fix corrupted OptionalFeatures.exe file by performing System Restore
Method 1: Download OptionalFeatures.exe
This is the most straightforward approach, but it is fully manual and will require you to download the right exe file and place it in the correct folder on your PC.
Look through the list of available versions of OptionalFeatures.exe then select the correct file and click “Download”. If you are unsure which one to download, read the section below or choose an automatic method.
How to choose the correct version of OptionalFeatures.exe?
When looking through the list of EXE files, pay attention to whether it’s a 64-, or 32-bit file, as well as the language it uses. For 64-bit programs, use 64-bit files if they are listed above.
It’s best to choose those EXE files whose language corresponds to the language of your program, if possible. It’s also recommended to choose the latest version to ensure up-to-date functionality.
As long as you get these two parameters right, you won’t have any issues downloading the right file.
Where to place the OptionalFeatures.exe file?
After you’ve downloaded the correct EXE file, place it inside the program installation folder. Alternatively, you can put the OptionalFeatures.exe file within the Windows system directory.
How to register OptionalFeatures.exe?
If placing the missing OptionalFeatures.exe file into the proper directory doesn’t seem to solve the problem, this means you need to register it. To do so, copy your EXE file to the C:\Windows\System32 folder, then open a command prompt with administrator privileges. There, type “regsvr32 OptionalFeatures.exe” and press Enter.
Method 2: Fix the missing OptionalFeatures.exe error automatically
Outbyte PC Repair allows you to automatically repair EXE errors, without you having to worry about choosing the right file or registering it. The utility will not only download the correct version of OptionalFeatures.exe for free and suggest the right directory to install it to but will also resolve other issues related to the OptionalFeatures.exe file.
- Download OptionalFeatures.exe
- Fix the missing OptionalFeatures.exe error automatically
- Update drivers to restore missing .exe files
Method 3: Update drivers to restore missing .exe files
Driver updates for the Windows operating system, as well as for network adapters, monitors, printers, etc., can be downloaded individually and installed from the Windows Update Center or by using specialized utilities.
Option 1 — Automatic Device Drivers Update
Outbyte Driver Updater automatically updates drivers on Windows. Routine manual driver updates are now a thing of the past. Just with a few clicks you can automatically search your system for outdated drivers and update all of them.
- Download the Outbyte Driver Updater
- Install the application
- Launch the app
- Driver Updater will scan your system for outdated and missing drivers
- Click Update to automatically update all drivers
Option 2 — Manually Update Device Drivers
Of course, you can also choose to update your drivers yourself one by one. First you will need to look through them to find the outdated ones, then search for the updates online. Here’s how to do that:
- Go to Taskbar’s search box and type Device Manager, then select Device Manager in the search results.
- Select a category to look at the devices’ names — right-click the one that needs to be updated
- Choose Search automatically for updated driver software
- Select Update Driver
- Windows might not be able to find the new driver automatically. In this case, you can find the driver on the manufacturer’s website, where all the necessary instructions are available. Just make sure to find the official website so that you only download the trusted driver and not some malicious software.
Method 4: Scan your PC for malware to fix the OptionalFeatures.exe error
Since EXE files communicate directly with your system to give instructions, they are very common targets for malware, which can intentionally corrupt these files in order to substitute them with its own malicious files. If you suspect that this is what’s causing errors on your system, you should scan your computer for malware and eliminate it as soon as possible.
Option 1 — Windows Defender
The new version of Windows 10 has a built-in application called «Windows Defender», which allows you to check your computer for viruses and remove malware. In order to use the Windows Defender offline scan, follow these steps:
- Press the Win key or click Start and click on the gear icon to open Settings. Alternatively press Win + I key combination.
- Select the Update and Security option and go to the Windows Defender section.
- At the bottom of the Defender settings there is a checkbox labeled «Windows Defender Offline scan». To start it, click «Scan Now». Note that you will have to save all unsaved data before restarting your PC.
After you click the “Scan Now” button, the computer will reboot and automatically start searching for viruses and malware. Upon completion of the scan, the computer will restart, and in the notifications, you will see a report on the completed scan.
Option 2 — Outbyte AVarmor
Outbyte products are some of the most popular and effective programs for dealing with malware and unwanted programs, and they will come in handy even if you have a high-quality third-party antivirus installed. This software is specifically designed to complement your antivirus, not replace it. In the new version of Outbyte, scans can be performed in real time and manually. To initiate a manual scan please follow the steps below:
- Launch Outbyte AVarmor and click the Scan Now button. Also, you can select the Scan option on the left side of the program’s window and click Full Scan. The system will begin scanning and you will be able to see the scan results.
- Select items that you want to quarantine and press the “Quarantine Selected” button. After they’ve been quarantined, you may be prompted to reboot the computer.
- After the program has been restarted, you can delete all quarantined objects by going to the appropriate section of the program. However, if you found that your system started to encounter errors after something was quarantined, you should restore the file instead.
Check your system performance to eliminate file conflicts and junk accumulation. Resolve registry and missing file errors.
Compatible with Windows 7, 8, 10, 11
Method 5: Fix the OptionalFeatures.exe missing error with System File Checker (SFC)
Many users are familiar with the sfc/scannow system file integrity check command, which automatically checks and fixes protected Windows system files. It is often one of the first things experienced Windows users do when they encounter errors.
To execute this command, you have to run Command Prompt as an administrator.
- Start the command line as an administrator in Windows by pressing the Win key on your keyboard and typing «Command Prompt» in the search field, then — right-click on the result and select “Run as administrator”. Alternatively, you can press the Win + X key combination which will open the menu where you can select Command Prompt (Admin).
- Type sfc / scannow while in Command Prompt and hit Enter. After entering the command, a system check will begin. It will take a while, so please be patient. Once the process is complete you will see this message: “Windows Resource Protection found corrupt files and successfully repaired them.” or “Windows Resource Protection found corrupt files but was unable to fix some of them”.
Keep in mind that System File Checker (SFC) cannot fix integrity errors for those system files that are currently being used by the operating system. To fix these files you have to run SFC command through the command prompt in the Windows recovery environment. You can get into Windows Recovery Environment from the login screen by clicking Shutdown, then holding down the Shift key while selecting Restart.
In Windows 10, you can press Win key, select Settings > Update & security > Recovery and under Advanced Startup, click Restart now. You can also boot from the installation disk or bootable USB flash drive with the Windows 10 distribution. On the installation screen select your preferred language and then select “System Restore”. After that, go to “Troubleshooting” > “Advanced Settings” > “Command Prompt”. Once in Command Prompt type the following command: sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows, where C is the partition with the installed operating system and C:\Windows, is the path to the Windows 10 folder.
This operation will take a while and it is important to wait until it is complete. When finished, close the command prompt and restart the computer as usual. You should find that the OptionalFeatures.exe missing error is gone.
Method 6: Fix the corrupted OptionalFeatures.exe file by performing a System Restore
System Restore is very useful if you want to fix OptionalFeatures.exe error, or almost any other error. Using the «System Restore» function, you can choose to restore Windows to a date when the OptionalFeatures.exe file was not damaged. Restoring Windows to an earlier date cancels changes that were made to system files since that date. Please follow the steps below to roll back Windows using System Restore and get rid of the OptionalFeatures.exe error.
- Press the Win + R keys combination to launch the Run dialog.
- Type sfc /scannow while in Command Prompt and hit Enter.
After entering the command, a system check will begin. It will take a while, so please be patient. Once the operation is complete you will see this message: “Windows Resource Protection found corrupt files and successfully repaired them.” or “Windows Resource Protection found corrupt files but was unable to fix some of them”.
- Type rstrui in the Run text box and click OK or hit Enter. This will open the system recovery utility.
- The “System Restore” window may include the “Choose a different restore point” option. If so, select this option and click Next. Check the “Show more restore points” checkbox to see a complete list of dates.
- Click the «Next» button and then click «Finish» to confirm your restore point. At this point, your computer will reboot normally and boot up with a restored version of Windows, and the OptionalFeatures.exe error should be resolved.