To change the date and time format, access the "Settings" section in the bottom left corner of the sidebar. Next, in the "General settings" column, change the date and time format to your liking. Modify workday hours, the number of workweek days, as well as what day the workweek starts for comfort-of-use reasons. These modifications will change the colors and shades on your timesheet for your visual comfort.
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Guides - How to change the workweek start from Mondat to another day