This security setting specifies a text message that is displayed to users when they log on. This text is often used for legal reasons, for example, to warn users about the ramifications of misusing company information or to warn them that their actions may be audited. Default: No message.
Windows Settings/
Security Settings/
Local Computer Policy -> Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options
After changing group policy options, you need to update group policy. If you do not update group policy then settings will not effect. To update it just simply type below command and also sample image is shown.
gpupdate /force
In about command we used "/force" option, this will help up to update policy options forcefully.
