Create a Form, insert a textbox, a button.
- The button open the report
- in the query condition use: forms!NameOfTheForm!NameOfTheTextbox as
condition

Example:

Name of the form: Main
Name of the textbox: MyValue

in the Query condition I've to insert: forms!Main!MyValue

So, when the user press the button, the report popup and take the value
insert into the textbox in the form to use it in the 5 condition.

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