Why did my Windows 10 suddenly turn monochrome?
A new shortcut (Windows+Ctrl+C) was added in the Fall Creator’s Update that activates colour filters and the default filter is monochrome.
The shortcut is a toggle, so pressing it again removes the filter.
Did Windows 10 suddenly turn black & white?
In Windows 10 build 16215, a new feature was added to the Ease of
Access section of Windows called Color Filters. The intention was to
include some features to make Windows easier to use for people with
color blindness and light sensitivity. This feature can be activated
and will change the color of the entire desktop display and all
The Shortcut key is Windows+Ctrl+C,
which is very close to the shortcut for copying text
In summary, if you accidentally triggered the color filters and turned
your display black & white, it’s due to the new color filters feature.
It can be undone by tapping