How to create form in custom files?

Hi,

I want to make a form to run a report.How to create form in custom files ?What are the steps ?Thank you,

You better use Extended Search for the report, see Field Setup in the help file.

Thank you but It is an external report and I need create form to select values.Can you help me ??

This is a simple form for Custom Files: https://discourse.hkvstore.com/t/404-error-route-index-php-not-found/3649/2