Firewall and Network Protection in the Windows Security App
Learn how to turn the Windows Firewall on or off using the Windows Security app.
What is a Firewall? - Microsoft Support
What is a Firewall? Data flows into and out of devices through what we call ports. A firewall is what controls what is - and more importantly isn't - allowed to pass through those ports. You …
July 8, 2025—KB5062557 (OS Build 17763.7558) - Microsoft Support
Jun 29, 2025 · Summary This security update includes fixes and quality improvements that were a part of the following update: June 10, 2025—KB5060531 (OS Build 17763.7434) The following …
Microsoft security help and learning
Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.
June 10, 2025—KB5060999 (OS Builds 22621.5472 and 22631.5472)
Jan 9, 2024 · Windows 11 servicing stack update (KB5058546) - 22621.5412 and 22631.5412 This update makes quality improvements to the servicing stack, which is the component that …
Manage app permissions for a camera in Windows - Microsoft …
To use a camera with apps in Windows, permissions need to be turned on in the privacy settings for Camera. To turn on permissions for apps to use a camera:
Troubleshoot problems updating Windows - Microsoft Support
Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.
Security warning: the Windows Firewall is turned off
You receive a warning in the notification area of the task bar telling you that the Windows Firewall is turned off. The warning is displayed as a Windows security alert in Windows XP and in …
How to start a scan for viruses or malware in Microsoft Defender
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.
Windows Firewall settings are greyed out - Microsoft Support
Windows Firewall settings are greyed out Symptoms When you try to change your Windows Firewall settings, the options are greyed out and you can't make any changes. To fix this, …