Hi there,
I appreciate you reaching out about this.
I'd be happy to share info about the A/P aging summary. Disagreement between your Supplier Balance and your Accounts Payable Aging report could be the result of future payments made against current bills. I encourage you to check out this article from our Community:
https://quickbooks.intuit.com/community/Reports-and-accounting/How-to-get-your-Aging-Reports-to-matc....
The article shows you how to get your Aging Reports to match. Check it out and let me know what you think. Here's another helpful article that may be useful in your situation https://quickbooks.intuit.com/community/Help-Articles/About-Balance-Sheet-and-Accounts-Payable-Aging.... If you try the steps in the articles and you're still getting the same result, don't hesitate to reach out. I'll be here to help.
