A. Our engineering has verified due to ONVIf protocol difference in the software,
I/O input does not work when the device is integrated into our software.
To correct this, please apply the following update:
GV-DVRNVR_V8.7.4.008.zip- (7.97 MiB) Downloaded 326 times
1. Close all GV software
2. Extract and run the setup patch
3. Launch DVR/NVR software again.