Why I can't pay bill. Since

Hello there, @alfredo5.

It seems that you've posted your concern twice. We've already addressed the issue in your first post. Kindly refer to this link: https://quickbooks.intuit.com/learn-support/global/manage-suppliers-and-expenses/re-when-i-click-pay-bills-nothing-happened/01/723923#M946.

Please know that you're always welcome to comment below if you have other concerns or follow-up inquiries about paying your bills and recording other business expenses in QBO. I'm just around to help. Take care always.