Use apps : Calendar app
Control notifications for calendar events
1.
Go to
Settings
> Apps > See all # apps > Calendar.
2.
Touch Notifications.
3.
Adjust notification settings.
If you have
assigned a ringtone
ringtone.
Tip: To automatically silence notifications during hours you specify, use
for the notification but you silence your phone, your phone won't play the
Do Not
Disturb.
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