> For the complete documentation index, see [llms.txt](https://docs.simpleaccounts.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.simpleaccounts.io/product-guides/income/customer-invoices/update-payment-details-on-an-invoice-which-is-already-sent-for-which-no-payment-has-been-recorded.md).

# Update payment details on an invoice which is already sent (for which no payment has been recorded)

To update the details of an already sent customer invoice: 

* Go to Income --> Customer Invoices. 
* Click on the drop-down button of the sent invoice you need to update from the list. 
* Select Draft to change the status back to draft. 
* Click on the drop-down button of the draft invoice you need to update from the list.  
* Select Edit and make changes. Click on Update.