Prevent overlapping events in Sharepoint on premise Calendar

Question

Please Help

How Prevent overlapping events in Sharepoint on premise Calendar

Thanks

Answer 1

Hi @ikako ika ,

Please use "Resource Reservation" calender,

1. In the calendar, in the ribbon, click the Calendar tab, and then click List Settings.
2. On the List Settings page, click Title, description, and navigation.
3. On the General Settings page, in the Group Calendar Options section, set Use this calendar for Resource Reservation to Yes, and then click Save.

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