Hidden fields remain populated

[atigiti]

Powermail version : 12.4.3
Powermail_cond : 11.2.3
Typo3 version : 12.4.20

When a user selects an option and fills in the corresponding fields, the form is submitted successfully. However, if the user returns to the form using the browser’s back button and chooses a different option to submit a new form, the fields from the initial submission remain populated. Consequently, when the second form is submitted, the hidden fields from the first submission are also included.

The following screenshot shows the parameter corresponding the hidden field populated in POST request :