Wallpaper; Image Settings - ViewSonic M1 VS17337 User Manual

Wallpaper

Select this menu option to change the OSD wallpaper.
You may select your preferred picture from the pre-installed wallpaper collection.
GO to Wallpaper > choose selected wallpaper and press OK
Wallpaper example:

Image Settings

Aspect Ratio
Go to Settings > Image Settings > Aspect Ratio
Press < / > to select an aspect ratio to suit the format of the video signal and your
display requirements, and press OK.
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