# How to create a new custom field

# How do I create a new custom field?

This article explains how to **build a new custom field** for your workspace data. Follow these steps to specify field parameters like data type and target category. This helps you track custom customer details.

### In this article, you will learn how to

- **Create a new custom field in your workspace**.
- Choose the correct data type and target category.
- Solve basic errors when initializing custom data fields.

## Before you start

Before creating a new custom field, make sure you have:
- A clear plan for the field name and data type.

> **Important:** You cannot change the field type after creation. Ensure you select the correct text or date format before saving.

## How to create a new custom field

1. Log in to your Flownally workspace.
2. Go to the **Settings** tab.
3. Go to the **Custom fields** section.
4. Click on the **Create field** button.
5. Provide a **name** for the new tag.
6. Choose if you want it to apply **to contacts or to properties**.
7. Choose if the field should be **a text or a date**.
8. Click on the **Create field** button.

## What happens after creating a new custom field?

After creating a new custom field, the field becomes available throughout your workspace settings. You can now use it to save unique data for your contacts or properties.

## Troubleshooting

### A custom field with this name already exists

The system displays an error when saving the field. This happens because the chosen name already exists in your workspace. You must type a different unique name to complete the process.

### Field type locked

The dropdown menu for field type freezes during configuration. This occurs due to a temporary script loading lag on the page. You need to reload your browser window to fix the input.

## Related articles

- [How to rename a custom field](/settings/custom-data/rename-field)
- [How to remove custom field](/settings/custom-data/remove-field)
- [How to create a tag](/settings/custom-data/create-tag)
- [How to change customer data from the Inbox](/inbox/customer-data)
- [How to change customer data from the Contacts](/contacts/customer-data)