Hi @STA4kids ,
Thank you for reaching out to the Community! I’m happy to provide some assistance with this request, to ensure it gets resolved.
If an invoice request is made by a customer, you can look into using the Invoice Generator. This is a free tool available that allows you to create polished invoices quickly. To learn more about this, you can check out the Invoice Generator FAQ Page as it touches on this further.
Alternatively, you can look into using an app from the Shopify App Store. We have various apps available that may allow you to complete this. For ease, I’ve gone ahead and made a few suggestions listed below that you can look into:
Please let me know if you have any other questions or concerns.