ZMODO ZP-IBH13-P 720P HD H.264 PoE IP Infrared Weatherproof Camera with QR Code Smartphone Setup - Manual of How to Access IP Camera - Manual (Page 101)

Chapter 4 Access to IP Camera on Internet Explorer
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▲Video Block
Figure 27
[Video shield switch] Enable or disable the video shield feature.
[Shield area setting] You can set the shield area by dragging the mouse with the left button pressed,
or cancel the shield box on the shield area by right-clicking the mouse.
You can choose to shield the whole image, or only shield part of the image. Up to four areas can be
masked.
After setting parameters, click the [Submit] button.