Modify: Slide the mouse to click one device name to be changed from camera device list; after making modification in field to be changed, press Save button to complete modification. The operation modes of each field are the same as the added action.
Remove: Slide the mouse to click one camera device name to be changed from camera device list. It will be OK just to press Remove button. While removing the camera, all the other related setups are also removed (Remove from group and electronic map).
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