Learn how to turn the Windows Firewall on or off using the Windows Security app.

Provides links to the uninstall tools and directions for many security programs.

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 other security threats.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be …

Firewall and network protection - You can specify if you want to receive notifications when Windows Firewall blocks a new app. You can also configure these notifications differently depending on if the …

Troubleshoot download issues with Microsoft Edge Step 1. Check Internet connection Step 2. Verify Microsoft server status Step 3. Disable Firewall or Antivirus Temporarily Step 4. Use a different …

You might see this error if your anti-virus software, firewall, proxy settings, or connection prevent you from installing Office. Here are some things you can try to fix the problem.

If you've recently installed a Windows Update and the update is causing your device to have errors or other issues, uninstall the update to try to resolve the issue.

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.

This article contains lists of tools and resources that Microsoft makes available to help you understand how to avoid or remove malware and viruses from your Windows-based computer.