The default behaviour of the platform is to make information easily accessible and editable. This is based on a belief that the more people are able to contribute to the information, the greater the probability is of the information improving in quality over time.
However, some information is not meant to change a lot, and some might even be harmful and non-compliant if it were inadvertantly changed.
To accomodate this use case, the platform implements the concept of locking down information. Locking a piece of information limits edit access to only admins.
The ability to lock piece of information appears near the bottom of a page. The option only appears if you are an admin. You also need to be an admin in order to actually lock and unclock information.
If a piece of information is locked, this will appear to everyone.
The following information types support locking: