The Carousel to change time periods for Per Period Metrics in Staffing - Staff Grid does not seem to work for Previous period on Weekly periods, it is disabled as if there is no available periods.
Using a FIscal Year that is not matching the Calendar Year - Fiscal Year is July to June
Clarity 16.3.3, 16.4.0, 16.4.1
No longer reproducible in 16.4.2
Workaround:
Create new Weekly periods to cover the calendar year completely