From 'Settings', click the "Facilities screen". Here you can adjust the preferences of the facility screen, which includes the table areas.

'Number of columns' you can set the maximum number of columns. By default this is set to four
'Items big font size' you can set the font size of the facility name, such as 'Indoor, Terrace, or Table 1'
'Items small font size' you can set the font size of the facility content such as the number of orders and the time since the last order
'Always show table selection' turn this on so the numeric table entry screen is always displayed on the right side of the screen

Facilities screen settings