Hello rodrigo,

I'd be pleased to help you re-enable the Loan Manager in your QuickBooks Desktop.

Did you recently upgrade to a new version of QuickBooks Desktop or restore a backup copy? If so, this is one of the reasons why the Loan Manager is missing.

Here's an article that will help you re-enable the Loan Manager in QuickBooks Desktop:

Loan Manager is missing after upgrading QuickBooks Desktop

I look forward to hearing from you soon. Let me know if you need further help, I'll be around.