The Calendar provides an option to change the first day of the week by using the FirstDayOfWeek property. Generally, the day of the week starts from 0 (Sunday) and ends with 6 (Saturday).
By default, the first day of the week is culture specific.
The following code shows the Calendar with Tuesday
as the first day of the week.
@using Syncfusion.Blazor.Calendars
<SfCalendar TValue="DateTime?" FirstDayOfWeek=2></SfCalendar>
The output will be as follows.