The simplest way to bypass access blocks is to change how the background software initializes.

If the error is tied to a specific registry key, you can attempt to take ownership and change its permissions. Incorrect editing of the registry can severely damage your Windows installation, so this should only be attempted if you are confident.

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Fix 3: Perform a Clean Driver Installation using DDU or Device Manager

Demystifying the "IHV GUI MUI 64 Access Denied" Error: Causes, Solutions, and Prevention

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ihv gui mui 64 access denied hot

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