Date/Time tab

You can specify this information:

Start of Day
The start time of the working day. If the start time is not set to an exact hour boundary, such as 00 minutes, OEE reports do not show accurate data for results aggregated by day.
Start of Week
The day of the week considered the first day of the week for reporting and calendar calculations.
Locale
The regional setting used for date and number formatting in automatically generated emails.
Start of Year
The day used to determine the first week of the year. The year starts in the week containing the first occurrence of the selected day.
Date Separator
The default character used to separate the day, month, and year components when displaying and reporting dates.
Date Pattern
The default format used when displaying dates in reports.
Time Pattern
The default format used for displaying time in reports.