How do a change my beginning balance in reconciliation. I just typed the wrong numbers

Hello, @natdevane.

I'm glad to help you today so you'll be able to update the beginning balance of your account in QuickBooks Online.

You can change the opening balance by going to your account's register. Here's how:

1. Click on Accounting at the left pane, then select Chart of Accounts.
2. Look for your account from the lists, then go to the Action column.
3. Tap on View register.
4. Look for the opening balance from there, click on the amount to update it.
5. Or, hit the Edit button to change the amount.
6. Enter the correct amount under the Bank Deposit window.
7. Save the transaction.

You can also check this article for additional reference: Edit an incorrect opening balance.

Let me know if you have any other questions. I'm always here to help. Have a good day!