change to "Debug Mode"---> select "Zoom Focus" 2. For PTZclick "PTZ" in the ma..." /> change to "Debug Mode"---> select "Zoom Focus" 2. For PTZclick "PTZ" in the ma..." /> change to "Debug Mode"---> select "Zoom Focus" 2. For PTZclick "PTZ" in the ma..." />
1. for normal IPC, right-click on the living video --->click "sensor"--->change to "Debug Mode"---> select "Zoom Focus"
2. For PTZ
click "PTZ" in the main web page, then adjust the focus