Microsoft Defender is the simple way to protect your digital life and all of your devices. It's included as part of your Microsoft 365 Family, or Personal, subscription at no extra cost. Important: This article is about the Microsoft Defender app that is included with Microsoft 365 Family or Personal subscriptions.

To turn Microsoft Defender Firewall on or off: Select Start , then open Settings . Under Privacy & security , select Windows Security > Firewall & network protection . Open Windows Security settings. Select a network profile: Domain network, Private network, or Public network.

Learn about how tracking prevention works in Microsoft Edge. Adjust your tracking prevention setting to detect and block known trackers.

In your web browser, copy the web address of the feed page from the address bar. In Outlook, in the Mail Navigation Pane, right-click RSS Subscriptions, and then click Add a New RSS Feed. In the dialog box that appears, paste the address you copied earlier into the box, click Add, and click Yes.

Microsoft Authenticator is a free app that helps you sign in to all your accounts without using a password - just use a fingerprint, face recognition, or a PIN. You can use Authenticator to sign in to your Microsoft personal, work, school or other accounts. Authenticator can be used three ways:

Make the switch from Internet Explorer to Edge. Seamlessly transition to Microsoft Edge by importing your favorites, preferences, and other browsing data from Internet Explorer. Get world-class performance, more privacy, and better productivity while you browse.

Windows 10 servicing stack update (KB5039336) - 19045.4585. This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates.