Internal monitor black after driver install, main is fine

after i installed drivers, my internal monitor is black and not showing up in x server settings or anything else ( i have a laptop )

my laptop : inspirion 15 7000
my os : arch linux
my gpu : GTX 1050 mobile
output of lspci :

Please run as root and attach the resulting nvidia-bug-report.log.gz file to your post.

bug.gz (644.7 KB)
here you go

Please delete /etc/X11/xorg.conf and set X up to use PRIME: