DefenderUI is brought to you from the developers of VoodooShield CyberLock, the leading Adaptive Zero Trust solution, so you can trust that DefenderUI is 100% clean and free.

Microsoft Defender needed a better UI.

So we built one.

Version 1.22


DefenderUI significantly improves usability & unlocks many hidden security features of Microsoft Defender.

Compatible with Windows 10 / 11 & truly free.




Introducing DefenderUI Pro!

With fully automated WDAC and Kernel Lockdown.

Version 1.26


DefenderUI Free is usually just the right amount of protection for most home users.

But if you are serious about cybersecurity and locking down your business systems, you might try DefenderUI Pro.



DefenderUI Pro includes all of the great features in DefenderUI Free, plus...


Realtime user prompt to allow WDAC blocks

WDAC Training Mode

Auto whitelist WDAC audit event history

Integrated customized Microsoft WDAC Wizard

User customized policies

Integrated Windows Sandbox to run untrusted files

Email client links run in Windows Sandbox

139 blocked file types

Integrated WhitelistCloud scan

Completely free until 2025!



Microsoft Defender is great.

We made it amazing.

Attention SMB and Enterprise Customers!

DefenderUI can be silently installed and managed with CLI (command line interface) tools!

1) Download the silent DefenderUI installer 

2) Download the User Guide for information

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