How to fix Behavior:Win32/Hive.ZY Windows Defender error quickly and most effectively

Behavior:Win32/Hive.ZY Windows Defender is used to flag potentially malicious files. But it's actually just an error caused by the latest Microsoft Defender Antivirus update and it's not a real virus.

I. Cause of Behavior:Win32/Hive.ZY Windows Defender error.

- Caused by the latest Windows Defender smart security version 1.373.1508.0. Your app may be flagged as malicious.

- It affects apps including Google Chrome and Chromium Edge, along with Electron-based apps like WhatsApp, Discord, and Spotify.

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II. How to fix Behavior:Win32/Hive.ZY Windows Defender error

Method 1: Check for smart security updates.

2. Detailed instructions

Step 1: Key combination Windows + S , enter Settings => select Open.

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Step 2: Click Update & Security.

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Step 3: Go to Windows Security , select Open Window Security.

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Step 4: Click the Virus & threat protection icon.

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Step 5: Scroll down and find Virus & threat protection updates => Click Check for updates.

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Step 6: Select Check for updates and restart your computer

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Method 2: Turn off Windows security notifications.

2. Detailed instructions

Step 1: Press Windows + S , enter Windows security => Select Open.

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Step 2: Click the Settings icon .

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Step 3: Select Manage notifications.

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Step 4: To turn off Windows Defender notifications, you can follow the image below.

- Get informational notifications (1).
- Account protection notifications (2).
- Firewall and network protection notifications (3).

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So, with just one of the above two methods, you can fix the Behavior:Win32/Hive.ZY Windows Defender error and not be bothered or flagged as malicious. 

In addition, if you do not want to use Windows Defender, you can also refer to how to  turn off Windows Defender here to be able to download and install files of unknown origin on your computer.

Marvin Fry

Update 15 June 2024