Windows 11 Smart App Control Is Blocking DaVinci Resolve 20 - How to Fix It
FOR CHAPTERS/TIMELINE, see below in DESCRIPTION
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💬📌 If DaVinci Resolve 20 won’t start and you see “An application control policy has blocked this file”, check Event Viewer → CodeIntegrity → Operational for the block event at the exact crash time.
Comment ON / OFF / EVAL (Smart App Control status) 💬👇 Comment below!
DaVinci Resolve Studio 20 won’t start on Windows 11 and throws errors like “An application control policy has blocked this file” (e.g., alembic.plugin / openvr.plugin) - then DaVinci Resolve crashes. In this explainer, I show what’s really happening, how to verify the block in Windows logs, and the fixes/workarounds that get Resolve running again.
#### ⏱️ Chapters:
00:00:00 Windows 11’s Smart App Control is blocking DaVinci Resolve 20 components
00:00:42 Introduction
00:00:56 What’s happening
00:02:25 Why Windows is blocking
00:03:24 Don’t guess. Verify it in logs.
00:04:41 The ‘big issue’ with Smart App Control
00:05:11 Solution #1: Turn Smart App Control OFF
00:06:16 Solution #2: Reinstall DaVinci Resolve from the Official Installer
00:07:12 Solution #3: If you have a Work/School PC: It may be App Control for Business (WDAC)
00:07:40 Solution #4: Workaround – disable the offending plugins
00:08:13 Solution #5: Good news (for the future): Microsoft is changing SAC toggling in preview builds
00:09:02 Solution #6: Recommendations from Other Youtubers: ‘Wasi teck gamers’
00:10:01 Solution #6: Recommendations from Other Youtubers: ‘Windows Fixer’
00:11:14 Takeaway
00:11:58 Quick Question / Comment: If you are on a Windows Machine - Is Smart App Control ON, OFF, or stuck in Evaluation?
#Windows11 #SmartAppControl #DaVinciResolve20 #DaVinciResolve #ResolveStudio #VideoEditing #BlackmagicDesign #WindowsSecurity #Windows11Fix #Windows11Tips #AppControl #MicrosoftSecurity #SecurityPolicy #CrashFix #StartupCrash #VideoEditor #ContentCreator #FilmEditing #CreatorTools #WindowsTroubleshooting #PCFix #TechSupport #OpenVR #alembicplugin #openvrplugin #ResolvePlugins #DavinciResolveFix
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*Sources & further reading*
Learn(dot)Microsoft(dot)com:
Smart App Control overview
Application Control for Windows
Understanding App Control events
App Control debugging and troubleshooting
support(dot)microsoft(dot)com
Smart App Control Frequently Asked Questions
blogs(dot)windows(dot)com
Announcing Windows 11 Insider Preview Build 26220.7070 (Dev & Beta Channels) - Changes and Improvements gradually being rolled out with toggle on* - [Smart App Control]
www(dot)blackmagicdesign(dot)com
www(dot)forum(dot)blackmagicdesign(dot)com
www(dot)techradar(dot)com
Microsoft is fixing a huge problem with a nifty Windows 11 security feature that polices app installations
Youtube Channels
Windows Fixer
Wasi teck gamers
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