Hi AccessAndIP,
Mouse control on Hikvision NVRs and DVRS are limited to one monitor at a time. Even if multiple displays are connected (e.g., HDMI and VGA), the recorder assigns mouse control to a single designated output.
If you need to switch mouse control to a different monitor, you can do...
Once access control devices are added to HikCentral, they should no longer be managed simultaneously by iVMS-4200. Running both platforms can cause configuration conflicts. Please ensure HikCentral is the sole management platform for access control systems.