How to check all configured settings in Group Policy Object (Active Directory)?

Or, How to see all defined settings in a Group Policy Object (Active Directory)?

Steps:

Open Group Policy Management Console > Go to Group Policy Objects > Select any of the Group Policy Object (in my case, it’s “Logon Message Policy” > Go to Settings tab > Click on “Show All”.

Now, you will be able see all defined policies of that particular Group Policy Object. Please refer the below screenshot for GUI view of the above explained settings:

What is Group Policy in AD?

Or, What is use of Group Policy in Active Directory?

Group Policy is a GUI interface from where you can change registry values of one/multiple machines from a central management console.

It is used to push user or computer defined policy in domain environment whether it is restrictions, privilege or deployments.