Hello there, paperboy.
The option to fit the customer's address on a window envelope when printing can only be applied for Invoices, Sales Receipts, and Estimates. For more details, you can use this link for more details: How to print forms for window envelopes.
Your feedback are ways on how to improve our software more. I'll surely take note of this suggestion. Additionally, you can visit our QuickBooks Online Blog regularly. From there, you'll be updated with the new features and enhancements that our developers are currently working on.
Know that you can always visit our Help Articles page for QuickBooks Online in case you need some tips and related articles for your future tasks.
Keep me posted if you need more help. Take care and have a great day!
