You can also turn on Windows Defender Antivirus in Settings app. Step 3: Toggle the Real-time protection switch to On or Off for what you want to set. Click Virus & threat protection settings. Step 2: Click on Virus threat protection tile on the left menu bar. You can quickly open it by clicking the shield icon in the taskbar. Step 1: Open Windows Defender Security Center app. To turn on or off Windows Defender Antivirus in Windows Defender Security Center app. How to turn on or off Windows Defender Real-time Protection Option 2: via Local Group Policy Editor.Option 1: via Windows Defender Security Center app.This guide will show you how to turn on or off Windows Defender Real-time protection on Windows 10 PC. Windows Defender Antivirus uses real-time protection to scan your downloads and the programs you run on your device.

How to Turn on or Off Windows Defender Real-Time Protection