# 4.3 Shared Calendar and preferences The user can set up several fields from the calendar settings icon (accessible also from User Preferences):
**Default Calendar View** | Defines the default calendar view (daily, weekly, etc.) |
**Date Format** | The user selects the date format |
**Reminder Interval** | Frequency for activities reminders check by means of pop-ups |
**Day starts at** | Defines the starting time of the working day (this will be the first time available in the calendar to fix events) |
**Disable Sunday in week view** | Allows you to disable the display of Sunday, when the calendar is set as a "Week" view |
**First day of week** | You can choose whether the week starts on Monday or Sunday |
**Share calendar with** | Allows you to choose which users to share your calendar with |
**Share calendar with (only occupation)** | Allows you to choose which users to share the calendar of the user you are configuring with, assuming that it is, for example, an object such as a company car or a meeting room |
**Show calendar users** | Allows you to activate the calendar display of all those users who, in the "Share Calendar with" option, have decided to select our user (or the current user for whom the configuration is being made) |
**Holiday Countries** | Makes it possible to display national holidays on the calendar for the selected Country (European countries) |