User security changes do not take effect until the user logs off and then logs on again. Any time you make a change to user security, the user must log off and then log on again.
Note that the system can also make changes to security because of a configuration change. For example, if you create a new plant area, the system grants access to the new area to users with a site-wide security key. However, these access changes do not take effect until the following events occur:
Whenever plant area or user security configuration changes are made, make sure to download workstations with setup data so that they have the most current configuration and security information.