Change Invoice InstructionsUpdate the payment gateway configuration to change the invoice payment instructions for Mail in Payment or Bank Transfer invoices.
Change Your Payment AddressChange the Pay To Text address on generated invoices. Newly-generated invoices will use the new address after you save this change.
Configure Payment RemindersConfigure WHMCS to send payment reminders before customers' payment dates and to send additional notices after a bill is overdue.
Convert Invoice CurrenciesConvert invoices from one enabled currency to another before the client makes payment using the Convert To For Processing option.
Create a Mass Payment InvoiceMass Payment allows customers to quickly and easily pay for multiple invoices in a single transaction, reducing your processing costs.
Create a Prorata InvoiceChange a service's Next Due Date value and automatically generate a prorata invoice to cover the period between the old and new dates.
Create a Renewal Invoice EarlyManually generate an invoice for a client's service, product or domain addon, or domain renewals before the system generates the next automated invoice.
Create Separate Renewal InvoicesAutomatically generate separate invoices for services that have the same due date, either for individual clients or client groups.
Customize Your Invoice NumberingCustomize the invoice number that the system generates for each invoice by configuring the Custom Invoice Numbering Format setting.
Enable Proforma InvoicingEnable proforma invoicing, which ensures sequential invoice numbers for paid invoices. Some countries' accounting practices require this.
Merge InvoicesMerge invoices to combine multiple separate invoices into a single comprehensive invoice and delete the previous separate invoices.
Regenerate InvoicesRegenerate an invoice for a specific period, or regenerate old invoices after moving to WHMCS to ensure accurate historical records.
Skip an InvoiceSkip a specific invoice without charging the customer for that billing period. The system will resume billing on the next due date.
Snapshot Customer Invoice DataConfigure WHMCS to automatically store client data (the client's name, address, and tax ID) at the time of invoice generation.