Hi there, RP9.
QuickBooks Online is a cloud-based application, which means it relies on an active internet connection to access your financial data and utilize its features. Without internet connectivity, you won't be able to log in or perform tasks within the platform.
You can check out this article to learn more about what QuickBooks needs to run: System requirements for QuickBooks Online products.
Let me know if you have other questions, RP9. I'll be around to answer them for you.
