I have a laptop running KDE- PLASMA manjaro linux, I installed it last night, However, My second monitor doesn't work, Even if it is detected

It worked during install. I really need it to work, As i can’t look at a 15 inch screen much longer… Kindly help.

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

nvidia-bug-report.log.gz (237.3 KB)
Attached above

Please set kernel parameter
nvidia-drm.modeset=1
after reboot and login, run
xrandr --setprovideroutputsource 1 0 && xrandr --auto

New user, How to set kernel parameter?

https://askubuntu.com/questions/19486/how-do-i-add-a-kernel-boot-parameter