Microsoft security help and learning
Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.
Virus and Threat Protection in the Windows Security App
Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.
Stay Protected With the Windows Security App - Microsoft Support
It includes features such as Microsoft Defender Antivirus, Windows Firewall, and Smart App Control, which work together to provide real-time protection against viruses, malware, and …
Stay protected on Windows 11 with smart security features
Given the escalating risks, Microsoft has updated Windows 11 to include more powerful, built-in security to help protect you. Let's explore some of the amazing security features enhancing …
What's new in Windows Security - Microsoft Support
Stay safer with real-time notifications, security tips, and identity theft monitoring that help keep you ahead of hackers and scammers for your peace of mind.
How to start a scan for viruses or malware in Microsoft Defender
Microsoft security help and learning. If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.
Device Security in the Windows Security App - Microsoft Support
Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.
Automatically fix Windows security issues - Microsoft Support
Oct 14, 2025 · Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security …
Firewall and Network Protection in the Windows Security App
It reduces the risk of network security threats by restricting or allowing traffic based on various properties such as IP addresses, ports, or program paths. You can use the Windows Security …
Windows Security App Settings - Microsoft Support
On this page you can see a summary of the security providers that are looking after your device. In the Windows Security app on your PC, select Settings > Manage providers, or use the …
Keep your computer secure at home - Microsoft Support
Keeping your computer secure helps you avoid malware and direct hacking attempts designed to steal your personal information. Here are some ways you can help reduce your online risk …