Please follow the steps below to create the new calendar:
Go to the Core module and click Calendar Setup.
Click the three-dotted button next to the Calendar ID.
Click the New button and enter a Calendar ID.
Select the Holidays Country ID. (This will use the holidays of this country for payroll computation)
Enter the Hours per full day, the number of working hours in a day.
The half day and quarter hours will be calculated. Overwrite if required and click Save.
Click Work Pattern, New, and select a Week Pattern ID. For example: 5 days.
Click Save, and repeat steps 7 to 8 for Leave Pattern.
Click New and click Save.
Go to Setup, Initialise New Year Setup.
Click Step 1: Initialise Calendar.
Select the Year and set the Operation to Initialise.
Move over the Calendar ID and click Confirm.