Step 1: From the Dashboard, select "Settings.
Step 2: Within the Settings menu, find an option “Modifiers”, Click it.
Step 3: After accessing the modifier section, click on "Add" to create a new modifier.
Step 4: In the modifier creation form, you should find a field labeled "Modifier Set Name." Enter a name for the modifier
Step 5: If the modifiers have a specific sequence or order in which they should be presented to customers, enter this sequence in the appropriate field.
Step 6: If there's a limit to the number of modifiers that can be applied to a product, specify it in the "Order Limit" field.
Step 7: Finally, click the "Save" button to create and save the new modifier set with the specified name, sequence, and order limit.
Step 8: Select Show Modifier Quantity it will shows the modifier quantity in POS.
Step 9: Click Manage products and products to the Modifiers.
Step 10: After making the necessary changes, click the "Save” button to save the modifications.