Connect second monitor on debian labtop

Hello there,

I looked about 100 Q&A for this questions , but never succeed , so I'm making my own.

I'm under debian 10 , and I can't use a second monitor , my computer detect the second screen but nothing is display.

Here are some informations :
$ xrandr
Code:Screen 0: minimum 8 x 8, current 1920 x 1080, maximum 32767 x 32767
eDP1 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 340mm x 190mm
1920x1080 60.01*+ 59.93 40.00
1680x1050 59.95 59.88
1600x1024 60.17
1400x1050 59.98
1600x900 60.00 59.95 59.82
1280x1024 60.02
1440x900 59.89
1400x900 59.96 59.88
1280x960 60.00
1368x768 60.00 59.88 59.85
1360x768 59.80 59.96
1280x800 59.81 59.91
1152x864 60.00
1280x720 59.86 60.00 59.74
1024x768 60.00
1024x576 60.00 59.90 59.82
960x540 60.00 59.63 59.82
800x600 60.32 56.25
864x486 60.00 59.92 59.57
640x480 59.94
720x405 59.51 60.00 58.99
640x360 59.84 59.32 60.00
HDMI1 disconnected (normal left inverted right x axis y axis)
VIRTUAL1 disconnected (normal left inverted right x axis y axis)$ nvidia-detect

Code:Detected NVIDIA GPUs:
01:00.0 3D controller [0302]: NVIDIA Corporation GP107M [GeForce GTX 1050 Mobile] [10de:1c8d] (rev a1)

Checking card: NVIDIA Corporation GP107M [GeForce GTX 1050 Mobile] (rev a1)
Your card is supported by the default drivers and legacy driver series 390.
It is recommended to install the
nvidia-driver
package.$ cat /etc/X11/xorg.conf

Code:Section "ServerLayout"
Identifier "Layout0"
EndSection

Section "Device"
Identifier "Device1"
Driver "nvidia"
VendorName "NVIDIA Corporation"
Option "NoLogo" "true"
Option "ConnectedMonitor" "DFP"
EndSection

#For the configuration with bumblebee installed
#Section that follows come from archlinux adapt it from your distro if necessary.
Section "Files"
ModulePath "/usr/lib/nvidia/xorg/"
ModulePath "/usr/lib/xorg/modules/"
EndSectionI hope you can help me with this, or give me a link to resolve it.