Change the Custom Field Type
- From the management settings for the field’s object, go to Fields.Note For fields on Salesforce Knowledge article types, from Setup, enterKnowledge Article Types in the Quick Find box, select Knowledge Article Types, and then select an article type.
- Click Edit next to the custom field you want to change.
- Click Change Field Type.
- Select a new data type and click Next.
- Enter a field label, name, and any other attributes, and then save your changes.