Good day, adiglobalyasha.
Yes, you can. All of the features and functions in a paid subscription are also available in the trial version. This includes paying an invoice or a bill using a checking account.
You'll also want to check out our Getting Started Guide links and tutorials while trying out the product. Let me share this link with you: https://quickbooks.intuit.com/learn-support/getting-started-with-quickbooks/tkb-p/GettingStartedwith....
Feel free to visit us again if you need more help with QBO. It'll be a pleasure to help you again.
