Go to 'settings' and click Menu and order screen. Here you can adjust the settings and display of the menu and order screen.

Product items font size you can adjust the font size of the product groups and products
Product presentation you can set whether the product name is displayed in 1 or 2 lines in the button
Order big font size you can set the font size of the product name on the receipt screen
Order small font size you can set the font size of the other product information on the receipt screen. This includes for example the number of products, the amount and comments
Menu layout tells the DISH POS app which menu layout should be shown. As the name suggests, 'Phone' is suitable for phones and 'Tablet' for wider screens such as tablets
Calculator buttons height you can change the size (small, medium or large) of numeric and pay keys on the tablet view
Default expansion of menu functions you can set the number of rows of functions above the numeric section. By default the app shows one row of functions, but this can be changed to 0, 2 or 3 rows
Max number of columns you can set the number of columns for the product groups. By default this is set to 3 columns
Auto expand payment keyboard you can set whether the numeric part and payment keys are displayed by default
Delivery time a comment field is shown by default. Via Method of address entry when using delivery time you can also choose to show the customer selection (regular debtors/customers) or use No further action

Adjusting the view of the menu and order screen for your device