Bumblebee is no longer maintained. Remove video-hybrid-intel-nvidia-390xx-bumblebee and install video-nvidia-390xx instead.
See:
- Configure NVIDIA (non-free) settings and load them on Startup - Manjaro
- Configure Graphics Cards - Manjaro
This is a support forum. We already know you need help.
That’s quite enough of that. The kind people here are volunteers and will respond if they can help and when they have time. The more information you provide increases the chances of that. Help us help you. Please see [HowTo] Request support
Please do not add multiple replies in a row. Instead, edit your previous post if no one has responded yet. See the Forum Rules - Manjaro