macOs Mojave - Internal screen won't turn on but my external display works fine

[Faustin]

Hi

I use macOS Mojave, with Clove. I use WhateverGreen and my graphic card works perfectly with my external display but I can't use the internal display of my laptop.

Hardware Info
Laptop : Tecra z50-a 1P7
RAM : 8Go
Graphics card : Intel HD4400
Processor : Intel(R) Core(TM) i5-4210U CPU @ 1.70GHz
Screen : 1366x768 pixels

 

[P1LGRIM]

Desktop Only

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Not a Desktop - Moved to Laptop Support.