By default when you set your timesheet periods to show monthly, they begin on the first of the month.
You can amend your monthly period to start on a different date. For example, you want your timesheet period to begin on the 25th of the month.
To amend this date:
Click on your name on the top right, then click Settings.
On the settings menu, click Timesheets, then click General.
Scroll down to Timesheet period, then make sure monthly is selected.
Under On what day should a new timesheet be generated? click on the drop-down and select the required date or day, For example, 25 or Monday.
Scroll down, then click Save.
The Period in timesheets now starts on the selected date.
📌TIP: You can change a timesheet period. For example, if you want periods to show weekly rather than monthly.