Resource calendars are optional. You can set up calendars to define the working times for a resource.
You can enter an expiration date for each calendar. To view expired calendars:
Open the View drop-down menu
Select All
Steps
Go to Work order project planning > Resources > Resources.
In the list, find and select the desired resource.
Click Add.
In the Calendar field, enter or select a value.
In the Expiration field, enter a date and time.
Click Save.