Supported display modes by field type
The following table lists the display modes that are supported by each field type. You select a display mode when you add a single-value field to a form. By default, all fields have a display mode set to Optional.
| Field type | Optional | Required | Read-only | Calculated (read-only) |
| Text (single line) | Yes | Yes | Yes | Yes |
| Text (paragraph) | Yes | Yes | Yes | Yes |
| Boolean | Yes | No | Yes | Yes |
| Currency | Yes | Yes | Yes | Yes |
| Date & time | Yes | Yes | Yes | Yes |
| Date only | Yes | Yes | Yes | Yes |
| Decimal | Yes | Yes | Yes | Yes |
| Yes | Yes | Yes | No | |
| Integer | Yes | Yes | Yes | Yes |
| Phone | Yes | Yes | Yes | No |
| Picklist | Yes | Yes | Yes | No |
| Time only | Yes | Yes | Yes | Yes |
| URL | Yes | Yes | Yes | Yes |
| Attachment | Yes | Yes | Yes | No |
| Location | Yes | Yes | Yes | No |
| User reference | Yes | Yes | Yes | No |
| Data reference | Yes | Yes | Yes | No |
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