Created a Rule (Under HCM Experience Design Studio) to Make Date of Birth Field Mandatory, but the c

Summary

Created a Rule (Under HCM Experience Design Studio) to Make Date of Birth Field Mandatory, but the changes do not take effect, Any reasons?

Content

Hi Experts,

I have created a custom rule (by activating a sandbox).

Rule Details are:

Rule
Field Name	Value
*Name	Make DOB Mandatory for US1 Legal Entity Legal Employer
*Description	Rule Configured to Make DOB Mandatory for US1 Legal Entity
Role Name	All
Legal Employer	US1 Legal Entity
Country
Business Unit
Action	Hire
Active	Yes
Show or Hide Regions	Do not make any changes
Page Attributes	Do not make any changes
Available Attributes	Change Value to Personal Details