It's good to hear that you got your eyes in the Online Banking feature, Tracie. I can help you in connecting your Wells Fargo account to QuickBooks Online.
When you first connect your bank account, QuickBooks will download up to 90 days worth of bank transactions. Here's how to do it:
You can also use this article for reference in connecting your bank account: Add and Connect Bank and Credit Card Accounts.
I'll get back to you if you have more questions about this. Have a great day!