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 …
Protect my PC from viruses - Microsoft Support
Learn how to protect your Windows devices and personal data from viruses, malware, or malicious attacks.
Protect your PC from unwanted software - Microsoft Support
It may be a self-replicating virus, a "trojan horse" that pretends to be something it's not in order to trick you into installing it, or some other kind of attack.
Keep your computer secure at home - Microsoft Support
Get tips to help protect your home computer from scams, malware, viruses, and other online threats that might try steal your personal information.
Getting started with anti-malware in Microsoft Defender
Viruses, ransomware, spyware, and more are all types of malware. Microsoft Defender has powerful built-in features that can help protect your device against malware.
Getting started with Microsoft Defender - Microsoft Support
Windows Defender Firewall is firewall software built into Windows that controls which network traffic is allowed, or blocked, from passing to or from your computer across the network.
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.
Remove specific prevalent malware with Windows Malicious …
2 days ago · Q12: How do I prevent this tool from being offered to me by using Microsoft Update, Windows Update, or Automatic Updates? A12: When you are first offered the Malicious …
Shut down, sleep, or hibernate your PC - Microsoft Support
Check the documentation that came with your computer or go to the manufacturer's website. Hibernate This option was designed for laptops and might not be available for all PCs. (For …
Windows help and learning - support.microsoft.com
Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.