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2.6.9 Interface setup
Hide character which on the top left of preview interface(OSD menu can are all hide both in analog image or IP image)/Image mode(Display image mode
OSD menu)/TXT mode(Display TXT mode OSD menu)
、
subtitle position, typeface’s size, edge distance,code flow superposition, and other thing to edit.
Edge distance means preview interface top left character the distance of video edge.