When the status of your supplier invoice changes in the Supplier Invoices app, it will be immediately updated in Xero. This includes the records that are marked as void. Consider a supplier invoice marked as Void in the Supplier Invoices app of Apptivo.
SI-VoidInvoice

  • It will move from the All bills section and be marked as Void in your Xero account.
  • The voided bills can be accessed by selecting the Include Deleted and Voided option during the Search operation.
    SI-XeroVoided