Explanation

Explanation
Explanation/Reference: https://sc1.checkpoint.com/documents/R76/CP_R76_AppControl_WebAdmin/60902.htm

Explanation
To make changes available to all administrators, and to unlock the objects and rules that are being edited, the administrator must publish the session.
To make your changes available to other administrators, and to save the database before installing a policy, you must publish the session. When you publish a session, a new database version is created.
When you select Install Policy, you are prompted to publish all unpublished changes. You cannot install a policy if the included changes are not published.
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Explanation
When an administrator logs in to the Security Management Server through SmartConsole, a new editing session starts. The changes that the administrator makes during the session are only available to that administrator. Other administrators see a lock icon on object and rules that are being edited. To make changes available to all administrators, and to unlock the objects and rules that are being edited, the administrator must publish the session.
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