Windows 10 allows us to improve the operating system’s security and privacy using the built-in settings app. Microsoft can track a lot of your activities to improve their products and enable personalized ads and promotions. Windows 10 also allows you to turn off the ads that you see in the Start menu and see the ads in Start menu. Microsoft also lets you disable the ad-tracking feature in Windows 10 and create an account ID for your account. Windows Defender can scan network files using Windows Defender (formerly known as Windows Defender)
Source: https://www.bleepingcomputer.com/news/microsoft/windows-10-features-that-boost-your-pcs-security-and-privacy/