You can watch the video tutorial, which provides a step-by-step guide through the process.
You can insert a secondary page to your invoices by following the simple steps below:
You can add HTML files to your invoices like ‘Terms and Conditions’ or ‘Policies’.
Only the basic HTML files are supported by Simple Invoice for this feature. You can get more information about creating an HTML document by clicking here.
Step 1: Open Simple Invoice from your Shopify store’s “Apps” section.
Step 2: Click on “Templates” in the Simple Invoice dashboard.
Step 3: Click on the ‘Other Settings’ section, click the ‘Choose File’ button, and add the HTML file.
Step 4: Please click the “Save” button to confirm your changes.