how to change label based on custom role

Summary:

How to change a label based on custom role

Content (please ensure you mask any confidential information):

We are trying to change the label from sandbox which will apply for specific role. How to do the same.

Example: We have requirement of making attachment as mandatory. but there is no option to do the same. So we are changing the label of 'Notes' to 'Have you attached?' prompt with mandatory for the particular role.

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

24B

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