Hello, Diego.
It appears you've posted twice here in the Community space about managing your unapplied payments, which my colleague NinoNorth has already answered. You can view the response through this link: https://quickbooks.intuit.com/learn-support/en-us/other-questions/how-i-can-match-unapplied-payment-....
We're always here to help with any QuickBooks-related concerns you may have. Take care.
