How to Fix Windows Defender Behavior Win32

How to fix Windows Defender Behavior Win32

This article will explain the solution for unwanted Windows Defender Behavior Win32.

Windows Defender is a software application that safeguards a system from malware. It was an anti-spyware program to fight unauthorized access and protect Windows computers from unwanted software. But now this Windows Defender Behavior Win32 error is showing with almost all apps. In the recent update of Windows10, you might get to see an error of “Threat Blocked” by Windows Defender, mentioning Behavior: Win32/Hive.ZY. Windows also show this error with the apps we use daily and is removing those apps from our devices. So, I will show you how to fix this problem.

How to fix Windows Defender Behavior Win32


  1. Turn off Windows Security’s Notification and Actions

I will guide you on how to turn off Windows Defender’s Notification. Whenever Microsoft fixes this problem, you can turn on notifications again for improved security.

How to Turn Off Windows Security’s Notifications:

01: Press the Windows button from your keyboard.

02: Search for Windows Security and open it.

03: Under Device security, click on Go to settings.

04: Click on Manage notifications.

05: Toggle off all the notifications termed as “Virus & threat protection notifications”, “Account protection notifications”, and “Firewall & network protection notifications”.


Windows Defender notification “Threat Blocked” mentioning Win32/Hive.ZY will no longer block your applications. You can turn it on again when Microsoft fixes the Windows Security.

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