Go to the Receptionist Select the Availability button (top right)
Make selections in the blue panel: Select Business (You must be an Administrator user to access this option.) Select the option Weekly Hours (sun-sat)
Choose an action or change selections in the green panel When your selections in the blue panel are complete. You'll see actions in the green panel. Initially the only action is View. Click the View button (The selected schedule will appear.)
Click the Edit button to make changes. Click and drag the mouse to highlight the hours of availability. On touch devices you can touch the top left time cell, then touch the bottom right time cell to select an area of time.