Thanks for joining this thread, TootsieBunny.
By default, invoices are showing in portrait orientation. You can change that through the browser print settings.
When you click to print and the screen pops up to choose a printer, change the mode to landscape from there.
You also need to make sure the Adobe reader is configured. Check out this link for additional information: Print sales forms.
I'm adding this article for other solutions: Fix QuickBooks Online printing issues on browsers for Windows.
Let me know if you need anything else by commenting below. I'm always right here to help you.
