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Bạn đang xem: What windows 10’s “optional features” do, and how to turn them on or off

About How-To Geek
UpdatedJul 10, 2017, 3:42 pm EDT| 7 min read

Windows 10 comes with a number of “optional” features that you can turn on or off through the Windows Features dialog. Many of these features are intended for business networks & servers, while some are useful to everyone. Here’s an explanation of what each feature is for, & how khổng lồ turn them on or off.

All these Windows 10 features take up space on your hard drive sầu whether you have them enabled or not. But you shouldn’t just enable every feature–that could result in security problems và slower system performance. Only enable the features you need và will actually use.

How to View Windows’ Optional Features, và Turn Them On and Off

RELATED: How khổng lồ Create và Run Virtual Machines With Hyper-V

Windows 10 doesn’t offer a way to manage these features from the new Settings application. You’ll have sầu khổng lồ use the old Windows Features dialog, available in the Control Panel, lớn manage features.

From this Windows Features dialog, you can enable features like Microsoft’s Hyper-V virtualization tool, the Internet Information Services (IIS) web server & other servers, and the Window s Subsystem for Linux. You can also remove access khổng lồ some mặc định features–for example, you could disable Internet Explorer to lớn hide that legacy web browser from Windows 10. The exact features available to you here depend on the edition of Windows 10 you’re using.

To launch the Control Panel, right-click the Start button or press Windows+X on your keyboard, then select “Control Panel” from the menu that pops up.



Cliông chồng “Programs” in the menu & then select “Turn Windows features on or off” under Programs & Features.


You can also quickly launch this window with a single commvà. To vì chưng so, open the Start menu, type “optionalfeatures”, and press Enter. You can also press Windows Key + R khổng lồ open the Run dialog, type “optionalfeatures”, & press Enter.

The các mục of available Windows features appears. If a feature has a checkmark next to lớn it, it’s enabled. If a feature doesn’t have a checkmark, it’s disabled.

If you see a square in a box, the feature contains multiple sub-features & only some of them are enabled. You can exp& the feature khổng lồ see which of its subfeatures are and aren’t enabled.


Click “OK” and Windows will apply whatever changes you made. Depending on the features you enabled or disabled, Windows may require you reboot your computer for the changes khổng lồ take effect.

You can bởi vì this entirely offline & without any Internet connection. The features are stored on your computer and aren’t downloaded when you enable them.

What Are All the Optional Features on Windows 10?

RELATED: Should You Upgrade khổng lồ the Professional Edition of Windows 10?

So what should you turn on or off? We put together a list of some features available on Windows 10 Professional, since many of the most interesting features–like the Hyper-V virtualization server–require Windows 10 Professional. If you’re using Windows 10 trang chủ, you’ll only have some of these features. If you’re using Windows 10 Enterprise or Education, you’ll have even more features available. These are just the most comtháng ones you might come across.

.NET Framework 3.5 (includes .NET 2.0 and 3.0): You’ll need this installed to lớn run applications written for these versions of .NET. Windows will automatically install them if an application requires them..NET Framework 4.6 Advanced Services: These features are also automatically installed if necessary. They’re only necessary khổng lồ run applications that require them.Active sầu Directory Lightweight Directory Services: This provides an LDAP.. (Lightweight Directory Access Protocol) hệ thống. It runs as a Windows service và provides a directory for authenticating users on a network. It’s a lightweight alternative sầu to lớn a full Active Directory server and will only be useful on certain business networks.

RELATED: How lớn Create & Run Virtual Machines With Hyper-V

Internet Explorer 11: If you don’t need Microsoft’s legacy website browser, you can disable access to Internet Explorer entirely.Internet Information Services: This provides Microsoft’s IIS web & FTP servers along with tools for managing the servers.Internet Information Services Hostable Web Core: This allows applications lớn host a website VPS using IIS inside their own process. You only need this installed if you need lớn run an application that requires it.

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Legacy Components (DIrectPlay):DirectPlay was part of DirectX, và was used for networking and multiplayer gaming by some games. Windows 10 should automatically install it when you install an old game that requires DIrectPlay.Media Features (Windows Media Player): You can disable access lớn Windows Media Player from here, if you have no use for it.Microsoft Message Queue (MSMO) Server: This old service improves communications on unreliable networks by queuing messages rather than sending them immediately. This is only useful if you have a business application that specifically requires & uses this feature.


MultiPoint Connector: This allows your computer to be monitored & managed by the MultiPoint Manager & Dashboard applications. It’s only useful on corporate networks, & only if those networks use these management tools.Print và Document Services: The Internet Printing Client and Windows Fax & Scan features are enabled by mặc định. These enable printing over the network, faxing, and scanning. You can also add support for the LPD and Llăng xê network printing protocols, although these are older & not as common–you’ll only need them if you have sầu to connect lớn a network printer requiring them. The Scan Management feature here is for managing and monitoring scanners connected lớn a network.RAS Connection Manager Administration Kit (CMAK): This tool allows you khổng lồ create custom remote access profiles for VPNs. Unless you know you need this khổng lồ administer a network, you don’t need it.Remote Differential Compression API Support: This provides a fast algorithm for comparing synchronized files. Like many other features, it’s only useful if an application specifically requires itRIP Listener: This service listens for Routing Information Protocol announcements sent by routers. It’s only useful if you have sầu a router that supports the RIPv1 protocol. This may be useful on a corporate network, but won’t be useful at trang chính.Simple Network Management Protocol (SNMP): This is an old protocol for managing routers, switches, and other network devices. It’s only useful if you work in an environment that uses this old protocol.Simple TCPIPhường Services (i.e. emang lại, daytime etc): This includes a few optional network services. The “echo” service could potentially be useful for network troubleshooting on some business networks, but otherwise these won’t be useful.SMB 1.0/CIFS File Sharing Support: This enables file & printer sharing with older versions of Windows, ranging from Windows NT 4.0 khổng lồ Windows XP và Windows Server 2003 R2. Linux & Mac operating systems may also use the older SMB protocol for file và printer sharing.Telnet Client: This provides a telnet commvà that allows you lớn remotely connect lớn the command-line interface on computers & devices running a telnet hệ thống. Telnet is old và not secure. You really shouldn’t be using telnet over the network these days, but this could be useful when connecting lớn an ancient device.TFTPhường Client: This provides a tftp commvà that allows you to lớn transfer files lớn computers & devices using the Trivial File Transfer Protocol. TFTP.. is also old and not secure, so you really shouldn’t be using it either. But you may have sầu lớn use it with some ancient devices.Windows Identity Foundation 3.5: Older .NET applications may still require this, but .NET 4 includes a new identity framework. You’ll only need lớn install this if you need to run an older .NET application that needs it.Windows PowerShell 2.0: PowerShell is a more advanced scripting & command-line environment than the old Commvà Prompt. It’s enabled by default, but you can disable PowerShell, if you lượt thích.


Windows Process Activation Service: This is related khổng lồ the Internet Information Services web hệ thống. You’ll only need it if you run a VPS application that requires it.

RELATED: How to Install and Use the Linux Bash Shell on Windows 10

Windows TIFF iFilter: This feature enables the Windows indexing service to lớn analyze .TIFF files and perkhung optical character recognition (OCR). It’s disabled by mặc định as this is a CPU-intensive process. But, if you use a lot of TIFF files–for example, if you regularly scan paper documents to TIFF–this could potentially be a useful feature that allows you khổng lồ tìm kiếm those scanned documents more easily.Work Folders Client: This tool allows you lớn synchronize folders from a corporate network khổng lồ your computer.XPS Viewer: This application allows you to view XPS documents.

Most Windows users will never need to visit this window và actively manage these features. Windows 10 will automatically install features programs require, when necessary, though for certain features, it’s handy to lớn know where you can turn them on or off. If you ever don’t have a feature you think you should, it’s a good place to lớn kiểm tra.