This article explains how you can restore Bosch IP cameras to the factory defaults and what changes are done after this action depending on the camera Firmware
This article answer how the DIVAR network or hybrid UHD monitor setting cause black screen when UHD not supported
After changing the resolution of monitor to UHD (3840*2160), the attached monitors results always black.
This article will guide you to setup a App password usage from your Yahoo account which you can use the generated password for Bosch IP camera alarm email notification setup.
You have to make sure that you are not using HTTP. This is an insecure protocol and we recommended to disable HTTP because it will lead to vulnerability scan results.
This article lists the initial troubleshooting steps for issues with ONVIF cameras, added to BVMS system as Live Only ONVIF cameras. The specific point in this scenario is VSG is not used.