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Black Screen after Splash during Startup When Intel® NUC Uses External Graphics Card Dock

Content Type: Troubleshooting   |   Article ID: 000090121   |   Last Reviewed: 03/06/2024

Environment

Operating System

Windows 11, 64-bit*, Windows® 10, 64-bit*
Thunderbolt 3 external graphics card dock

Description

Case 1: If only graphics card dock is connected and the display is connected to any monitor , you can see splash screen, BIOS frame (if entered) and windows loading frame. After windows is loaded, monitor will not output the windows login frame(black screen). after blindly entering the password, then the screen will be displayed.

Case 2: Both using dock and NUC HDMI port with each monitor. you can see splash screen, Windows loading frame on dock side. Then Windows login frame jump to HDMI side. After login, frame back to the dock one.

Resolution

  1. Press Windows key + r
  2. Type gpedit.msc
  3. Navigate to Computer configuration - Administrative templates - System - kernel DMA protection
  4. Modify the Enumeration policy of external devices incompatible with kernel DMA protection to Enabled, and select allow all in the enumeration policy
  5. Restart the system

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This article applies to 44 products.

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