Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

Follow these steps to temporarily turn off Defender antivirus protection in Windows Security. Keep in mind that if you do, your device may be vulnerable to threats.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

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Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.