Need to uncheck a check box based on some condition

Summary:

We have a requirement to generate INCOMPLETE PO from Sourcing if the Outcome is "Complex PO" in all other condition it should submit for Approval.

Content (please ensure you mask any confidential information):

We need to uncheck the "Initiate Approval check box if the Outcome is say "Complex Work Order PO" for all other outcomes it needs to be checked.

How can this requirement be achieved using personalization? Any pointers will be greatly appreciated.

Version (include the version you are using, if applicable):

25B

Code Snippet (add any code snippets that support your topic, if applicable):