AVer Vision M90UHD Mode D'emploi page 150

Menu Screen Function
Flicker
Select between 50Hz or 60Hz. Some display
devices cannot handle high refresh rates.
The image will flicker a couple of times as
the output is switched to another refresh
rate.
Information
Display the product information.
Default
Restore all the settings into original factory
default setting. All saving configurations will
be deleted.
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