If you wish to change an incorrectly tagged mode of payment, or make some changes to customer information in an invoice on webPOS or mPOS, you can do so using the Bill Modification feature.

Steps to modify an invoice on Zwing webPOS & mPOS

Step 1

Search for the invoice that you wish to modify from the Invoices page and open it summary page.

Step 2

Tap on Invoice Options button ( icon in mPOS), and select ‘Modify Invoice’ option from the dropdown to open the Modify Invoice page.

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Modify Customer Information
Step 3

Tap ‘Edit Customer’ button ( icon in mPOS) to edit any customer information apart from the customer’s phone number.

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Step 4

Make the require changes in the corresponding input fields, then tap on ‘Save Changes’.

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Modify Payment Information
Step 5

Tap on the icon next to a mode of payment under Original Payment section to remove it.

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Step 6

Record new payments just like regular billing. You can record a single MOP to match the removed amount, or turn split mode on to record multiple smaller amount MOPs.

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On mPOS, tap ‘+Add MOP’ to open the payments page to record a new payment.

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Step 7

After making the necessary changes, tap ‘Proceed to Review’. If you wish to exit without saving, tap ‘Discard Changes’ ( icon in mPOS).

Step 8

Review the changes made to the invoice, tap ‘Edit Modification’ if you wish to make more changes. Tap ‘Save Modification’ to save all changes to the invoice.

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Step 9

To view the modification history for the modified bill, Go to Sales Invoice Details in Zwing Console to check the history of bill modifications you have made.

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