What Windows 10’s “Optional Features” Do, and How to Turn Them On or Off
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 and servers, while some are useful to everyone. Here’s an explanation of what each feature is for, and how to turn them on or off.
All these Windows 10 features take up space on your hard drive whether you have them enabled or not. But you shouldn’t just enable every feature–that could result in security problems and slower system performance. Only enable the features you need and will actually use.