Drupal 7 Webform, how to change field type?

Question

Drupal

Hello, there is a web form, there is one of the fields that is displayed as a key | value list, but the last option should not be a set value, but as an input. The field itself was changed without problems, but when you enter anything there with a post, the original value still flies away.
In general, the goal is the following:

How to be?
Thanks in advance!

Answer 1

https://www.drupal.org/project/select_or_other