Content Types and Hidden Columns


When working with list or libraries, it is often a requirement to have a column that can be set automatically, perhaps by a workflow, but which you do not want users to be able to manually change. When creating a content type, each site column can be set to Required, Optional or Hidden. This can be set at the content type level or at the library level.

If the site column is left as Optional and then the content type is added to the library, the column is correctly added to the library and can be used as required and set to Hidden through the content type within the library settings. This ensures it does not appear in forms so applies a degree of protection against users changing it manually.

If this content type is added to one or more lists or libraries and then the site column is set…

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