First of all, to be able to add a reservation, you must have activated the module from your Back Office. In order to do this:
iPad
Open the SumUp App.
Click on Settings ⚙️ > Back Office > Configuration.
Select > Your Modules > Store Settings.
Then activate the "Booking Module".
Go back to the App and click on the refresh icon (so as to save the changes).
Now simply click on the reservation icon (situated on the top right of the application).
Click on New booking and fill in the data.
Web browser
Go yo your Back Office.
Click on Configuration > Your Modules.
Select Store settings and activate the "Booking Module".
Refresh your Back Office.
Now access to the Reservation Tab, and click on "New Reservation" on the top right of the application.
Fill with the client details.
In order to assign a table , please follow the next steps:
Select the reservation icon (situated on the top right of the application).
Select the reservation you wish to assign to a table.
Click on "Assign a table" then select a free table (white table) from your table plan.