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    ```html

    Newsletter: Add Category

    Provides a form to register a category. Accessed through the Category Administration.

    Features

    • It is an administration interface

    Screens

    Add Category
    • Name (string, required field, max length: 100) : Display name of the category.
    • Description (text) : Brief comment on what a certain category refers to.
    • Position (integer, required field) : Indicates the display position of the category in the list of categories.
    • Number of Items (integer, required field) : The number of contents that should be linked to the email.
    • Service (identifier, required field) : Displays the types of services with instances in the portal. The data source service for the newsletter should be specified.
    • Service Instance (identifier, required field) : Displays the instances of the selected service in the Service field. The data source service instance for the newsletter should be specified.
    • Data Source (string, required field, max length: 250) : Displays existing data sources in the instance of the selected service in the Service Instance field. It is the source of the data used in generating the newsletters.

    Permissions

    • Administer: Allows managing the templates, categories, schedules, and subscriptions of the service instance.

    Actions

    • Add Category : Saves the category by creating a new entry.
    ```