This time, Defender displayed an alert when our ransomware tried to access the folder, and it wasn't able to encrypt any documents. We turned Controlled Folders on, added our test folder to the list, and ran the ransomware simulator again. Available in US and WE only.Fortunately, Defender has a second layer of protection in its Controlled Folders feature (Security Center > Virus & Threat Protection > Manage Ransomware Protection.) Turn this on and it automatically blocks unauthorized apps from accessing key document folders (Documents, Pictures, Videos, Music, more) and you can easily add more.

PCs that have been running previous versions of Windows must do a full reset of the Windows 11 operating system for the feature to work. In order to keep you as safe as possible, you must start with a fresh system. Only available on the latest version of Windows 11.

Location permissions must be active driving safety available only in the US, UK, Australia and Canada Microsoft 365 Family subscription required for location alerts and drive safety features. Requires Microsoft account.Īpp available as separate download for free. File versions created up to 30 days in the past can be restored at any time for any reason. OneDrive files are restored to the state they were in before the attack occurred.

Must be signed into a Microsoft account.įiles may be made available for offline use. PIN, facial and fingerprint recognition require Windows Hello to be set up.Īvailable on the latest version of Microsoft Edge. Learn more at Windows 11 Specs and System Requirements.įor supported devices with latest security updates installed.įacial and fingerprint recognition work with devices equipped with the correct sensors. Features and app availability may vary by region.

Windows defender free download