## Zoho Billing - Product, solutions, integrations, support, and resources Index Access the complete documentation index at: https://www.zoho.com/om/billing/llms.txt Use this file to discover all available documentation pages before proceeding. [Back](./) # How do I add new fields to invoices for specifying additional information? To add new fields to your invoice, all you need to do is set up custom fields in your Settings. To create a custom field, follow the steps below: * Click the **Gear icon** on the top right corner and select **Preferences**. * Now click on the **Invoices** and navigate to the **Field Customization** tab. * Click on the **+New Custom Field** button to create an additional field. * Check **Show in all PDF** if you want the additional field data to be shown in the PDF. Click **Save**. The new additional field will now be available when new invoices are created.