Samsung SM-J415F/DS User Manual page 110

Apps and features
Tap When I arrive at → Done.
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Tap Save to save the reminder.
When you arrive at home, the 'Water the flowers' notification will appear.
Creating reminders with Bixby
Press and hold the Power key and say "Remind me to water the flowers when I get home".
Bixby will save what you said as a reminder.
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