Casio WSD-F10 User Manual page 102

Important!
To receive alerts from the selected MOMENT SETTER items, a watch
●
Activity app of the same category of the selected MOMENT SETTER items
must be performing a measurement. However, in the case of MOMENT
SETTER items included in the "Extras" category, alerts are issued when
specified conditions are met, even if an Activity app operation is not in
progress.
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