Dell No display

Help please.
I have dell laptop, i reformat and reprogram it with windows 10 , the laptop works fine but when i install the driver for video card it becomes no display but when i plug it to an external monitor it has a display, i tried all the drivers from dell site but still the same, i tried also to update the bios to latest version but still the same

 

[ThienBui]

Help please.
I have dell laptop, i reformat and reprogram it with windows 10 , the laptop works fine but when i install the driver for video card it becomes no display but when i plug it to an external monitor it has a display, i tried all the drivers from dell site but still the same, i tried also to update the bios to latest version but still the sameView attachment 97170 View attachment 97171

https://vinafix.com/threads/dell-latitude-3340-13229-bios-and-schematics-13229-1.19681/