After invoice been sent to customer, you can export sent invoices into Xero using Invoice Export function.
1. Navigate to customer invoices page.
2. Select invoice(s) in Sent and/or Sent Manually statuses. Export Invoice button will appear on action buttons panel and action circle widget.
3. Click on Export Invoices button, Export Invoices window will open right corner of the screen with Connect to XERO button
4. Click on Connect to XERO button will open new browser page to enter your Xero account credentials
5. Enter Xero account details and click Login. Following Xero account access permission request will appear
6. Click on Allow access for 30 min button to open Export Invoices window
7. Select Xero account from the drop down and enter reference number. Click Export button
8. Export invoice process start and Operation progress page display
9. Login to your Xero account and view exported invoices