# Calendar
This section displays the conferences scheduled on TrueConf Server and TrueConf MCU for which invitations have been sent to the terminal.
To make sure that TrueConf Group can receive invitations, you will need to:
The terminal administrator must configure the integration with TrueConf Server and TrueConf MCU. For integration, it is sufficient to provide the account details for TrueConf Server and TrueConf MCU.
To receive invitations to events held on the TrueConf Server, you need to specify the user from item 1 in the participant list when creating the conference.
To receive invitations for scheduled conferences on TrueConf MCU, add the participant specified in item 1 when creating the event.
When a scheduled conference from this list is started, the reminder window will be displayed on the TrueConf Group screen. The window will also include a button for joining the conference. This may be helpful if the endpoint was invited to the public conference (webinar) via email, but did not receive the invitation call.
# Joining a Conference
Conferences are displayed as a list of upcoming events, and if an event has already started, you can join it by clicking the Join button.

To set the time period for displaying conferences, click Select period:

You can manually set the time interval by specifying the required dates in the Start and End fields. If this is not necessary, you can choose the predefined periods for Today, Week, and Month.