Click on the Opinion Shoppers icon on your terminal to set your application.
Your setting are always accessible by clicking on the item 1.
When you clicked on the item 1 the following menu will appear :
ACCOUNT (Item 2) is used to edit your account details (especially the manager phone number)
Item 3 is used for choose your prefered language.
HELP Button (Item 4) is used for ???
On this account screen, you will be able to enter some important details regarding your shop, and especially the Manager phone number you'll receive the alerts of unhappy customers.