Casio WSD-F30 User Manual page 22

Important!
While the "Always-on screen
●
automatically switch to the monochrome LCD when display illumination
dims after the prescribed period of non-use, regardless of the currently
selected watch face. To switch back to the original watch face, tap the touch
screen.
When remaining battery power is lower than 3%, the watch will
●
automatically switch to the monochrome LCD when display illumination
dims after the prescribed period of non-use, regardless of the currently
selected watch face, and even if the "Always-on screen" setting is on.
* "Always-on screen" is a Wear OS by Google setting item. For details, visit
the website below.
https://support.google.com/wearos/
If the message "Perform magnetization correction."
appears...
The "Perform magnetization correction." notification may appear while you
are using a watch face that includes a compass.
To calibrate the compass, tap the notification and then tap D. Move the watch
around as shown in the animation that appears on the watch display.
" setting is off (default setting), the watch will
*
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