To change a worker's level, first you will want to make sure the level is populated in Setup Services.
- Click the Menu Icon (≡), click Setup > Setup Services > Setup Services
- Click on the Services
- Check the box for Use Multiple Price Levels
- Enter in the Price & Durations for the Level
- Click Save
Next, you'll want to apply the level to the worker:
- Click the Menu Icon (≡), click Setup > Setup Workers > Worker Detail
- Select the Services tab
- Select the Level
- Click Apply Level
- Click Save