Calendar on appointment booking window renders from Sunday to Saturday instead of Monday to Sunday based on system property 'glide.ui.date_picker.first_day_of_week'Issue Once the system property 'glide.ui.date_picker.first_day_of_week' has been created and set with value 2 (ref.: Setting Monday as the first day of the week in the calendar ), on clicking the Calendar icon for appointment on a walk-up location, the week starts from Sunday and ends with Saturday, instead of the expected Monday to Sunday.CauseThe appointment booking UI is a custom UI and adjusting the starting day of the week based on the above property is a feature that is not offered in the current releases.ResolutionEnable the appointment configuration called "Advanced Calendar view for Portal", which enables the new Appointment UI on the portal: The new appointment UI looks like the below screenshot, with the day of the week starting from Monday: