HIKVISION DS-2CD6425G1-20

4.7 Set Privacy Mask
The  blocks certain areas in the live view to protect privacy. No  how the device
moves, the blocked scene will never be seen.
Steps
1.
Go to privacy mask  page:  → Image → Privacy Mask .
2.
Check Enable Privacy Mask.
3.
Click Draw Area. Drag the mouse in the live view to draw a closed area.
Drag the corners of the area Adjust the size of the area.
Drag the area Adjust the  of the area.
Click Clear All Clear all the areas you set.
4.
Click Stop Drawing.
5.
Click Save.
Network Camera User Manual
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