Invoice Workflow should not trigger for all modifications.

Summary:

Invoice Workflow should not trigger for all modifications.

Content (required):

User will modify or update Ap invoice which is approved. Workflow approval should trigger only if user modifies Invoice Header amount or Invoice number? If user changes any lines level amount & distribution combination and should not go for approval.

System is triggers approval for all main fields change. How to restrict approval for particular field and make optional for other fields.

As per my knowledge its not possible but business insisting us to suggest workaround.

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

22D

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