How to default a field in a section based on field in another section of page .

Summary:

Hi Experts

We have a requirement on termination page where based on action and action reason in when and why section we have to default a value in on of the DFF field available in Enter termination info section on same page . I dont see a auto complete rule availabe for this section . Could you please provide your thoughts how to achieve this logic .

Requirement :

Select Action and action reason in when and why section

And then default below DFF field in section enter termination info with value yes

For this i dont see autocomplete rule .

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