Go to Work Orders tab

Select Work Order to edit Hourly Rate

Under Time & Cost Tracking, in Time field, click Add to right of tracked time

In Time Overview, select user if more than one

Click recorded time to edit Hourly Rate

Edit Hourly Rate to edit cost of hours/minutes spent

Click Done

Click Update

Go to Work Orders tab

Select Work Order to edit Hourly Rate

Under Time & Cost Tracking, in Time field, click arrow (>) to right of tracked time

In Time Overview, select user if more than one

Click recorded time to edit Hourly Rate

Edit Hourly Rate to edit cost of hours/minutes spent

Click Update