Important Notes
Updating the billing details will apply to all invoices automatically.
The change will override the default billing address with your custom information.
Step-by-Step Instructions
Log in to your Sonix account.
Click your profile icon (top-right corner) and go to My Account.
Within your account settings, go to the Billing History section and click ‘Customize Now’
Enter your custom billing information—company address, VAT, reimbursement details, account numbers, etc.
Click Update Bill To Section to apply the changes.
Common Issues and Troubleshooting
Why does the invoice still show the old information after I’ve updated the billing details?
Please refresh the page after updating, then try re-downloading the invoice. If the details still don’t reflect correctly, feel free to contact our support team for further assistance.
Why aren’t the details I entered showing up?
Double-check that all fields are correctly completed and saved, and that your changes were successfully applied.
Can I add a VAT number or company reference to my billing information?
Yes! The billing fields support VAT numbers, internal account references, and other business-specific data. These will appear on all invoices going forward.
Frequently Asked Questions
Will changes affect past invoices?
Yes. Any updates to your billing information will also be applied to past invoices, including those that have already been paid.
Can I include internal invoice details like PO numbers?
Yes, you can include internal references such as account numbers or purchase order IDs.
Where will my updated billing info appear?
Your custom billing information will replace the default billing address across all future Sonix-generated invoices.
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For further assistance, please contact Sonix support at [email protected] or through the chatbox located in the bottom right corner of our website.