Hi rhondasinclair12,
Thanks for connecting with us here. QuickBooks is a versatile program that helps you bring your finances into perspective with ease. I'll be happy to guide you in the right direction so you're on the right path.
The ability to undo an entire reconciliation is reserved for QuickBooks Online Accountant users. In case you have access to that program, I recommend checking out this article here for steps on how to undo a bank reconciliation. Otherwise, you can also contact our phone support team for further assistance. Here's how to: Contact QB Online support.
Let me know if this info helps by leaving a comment below. I'll be one message away.