---
title: How to use Meta Box Custom Fields with Fluent Forms
description: "Fluent Forms brings you an excellent feature**, Meta Box** plugin integration. Metabox is a free Gutenberg and GDPR-compatible WordPress custom fields plugin and framework that quickly customizes a website with meta boxes and custom fields in WordPress. This article will…"
url: "https://fluentforms.com/docs/how-to-use-meta-box-custom-fields-with-fluent-forms/"
updated: "2025-06-03"
category: Features and Functionalities
---

# How to use Meta Box Custom Fields with Fluent Forms

Fluent Forms brings you an excellent feature**, Meta Box** plugin integration. Metabox is a free Gutenberg and GDPR-compatible WordPress custom fields plugin and framework that quickly customizes a website with meta boxes and custom fields in WordPress.

This article will guide you on integrating **Meta Box Custom Fields** with **Fluent Forms** on your WordPress Site.

## Install Required Plugins

**Meta Box Plugin**: Install and activate the **Meta Box** plugin and the**Meta Box Builde**r plugin to create custom fields.

![Metabox custom field 01 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/Metabox-custom-field-01-scaled.webp)

**CMB2 Plugin**: Ensure this plugin is installed to build custom fields.

![cmb2 02 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/cmb2-02-scaled.webp)

## Add Field Groups in Meta Box

To add field groups in meta box, click the **Add New Field Group** button on the **Meta Box Plugin** to create a new Field Group.

![custom field add 03 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/custom-field-add-03-scaled.webp)

Now, Provide a suitable **Title**for the field group. Click the **+Add Fields** button to add custom fields.

![Fiel Custom 04 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/Fiel-Custom-04-scaled.webp)

After clicking add fields, **scroll down to select a field type** that meets your requirements, or you can **search**the field from the search box.

![select field 05 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/select-field-05-scaled.webp)

There are two types of tabs available for one field: the **General Tab** and the **Advanced Tab**. You can customize each tab option easily. 

### General Tab

**Label:**This is what users will see on the form.

**ID**: The unique identifier for this field. It will be used for backend reference or in custom integrations. 

**Type**: The data type of the field. 

**Label Description**: An optional description that provides additional details about the field label.

**Input Description**: Instructions or context for the user when filling out this field.

**Default Value**: Pre-populates the field with a default email address or text.

**Placeholder**: Displays a temporary text inside the field ("Enter your email").

**Size of the Input Box**: Defines the width or size of the input field.

**Required**: Toggles whether the field is mandatory. If enabled, users cannot submit the form without completing this field.

**Disabled**: If you enable this option, you can prevent users from entering data into the field.

**Read-Only**: If enabled, the field will be non-editable while displaying the value.

**Prepend Text**: Adds a fixed string at the beginning of the input field ( mailto:).

**Append Text**: You can add a fixed string at the end of the input field.

**Cloneable**: Allows this field to be duplicated within the form if necessary.

![Genral Tab 06 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/Genral-Tab-06-scaled.webp)

### Advanced Tab

**Before:**A text or HTML block appearing **before the input field**. For example, add a description, label, or styling element above the field.

**After:**A text or HTML block appears **after the input field**; for example, you can add instructions, error messages, or formatting details below the field.

**Custom CSS Class:**This allows you to add one or more CSS class names to style this field uniquely. For example, custom-email-class can be used to add specific styles defined in your CSS file.

**Custom Sanitize Callback:**Specify a custom function to sanitize the input data. This option is very useful for additional email validation or processing before saving.

**Save the Field:**Toggle to **Enable/Disable** saving the field’s value to the database.

**Custom HTML5 attributes:** You can add any custom HTML5 attributes to the field by clicking the **+Add New**button.

**Validation:**  You can define rules to validate the field input before submission of the form. To do so, click the **+Add New**button. For example, you could Create a rule for allowed domains ( @example.com) or validate format compliance.

**Custom Settings:** If you want to add additional configuration options, click the**+Add New** button under the **Custom Settings** options.

After that, click the **Publish**button to save your custom fields.

![advanced tab 07 04 10 2025 04 00 PM scaled 47430](https://fluentforms.com/wp-content/uploads/2025/04/advanced-tab-07-04-10-2025_04_00_PM-scaled.webp)

### Settings

**Location:**Configure the location where the custom fields in this group will appear. Fields will appear for posts and pages (as selected in the dropdown).

**Position:**You can choose the content position from the dropdown options **After Content** or **Side** the content.

**Priority:**You can set the field priority to High or Low. 

**Style:**This uses the **Standard WordPress meta box** style. You can also choose **no meta style** from the dropdown options.

You can add**Additional Settings** from here as your required options.

After all this is done, click the**Update** or **Publish** button.

![Settings 09 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/Settings-09-scaled.webp)

## Enable Post/CPT Module

To learn how to enable Post/CPT Module, follow the steps with the screenshots below – 

First, go to **Integrations** from the Fluent Forms Navbar, search for **Post/CPT**through the search bar, and get the **Post/CPT**module.

Now, turn on the Hubspot**Enabled**button**.**

Now, select an existing **Post Form** from the Fluent Forms dashboard or create a new one. 

![create post form 10 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/create-post-form-10-scaled.webp)

## Map Meta Box Custom Fields

Now, navigate to **Settings & Integration** in the post form settings. Go to the **Post Feed** page and click the**+Add New Post** button. Scroll down to the **Meta Box Plugin Mapping** section.

![Post Feed 11 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/Post-Feed-11-scaled.webp)

### Create a New Feed

**A. Feed Name:** Enter a unique name that identifies your feeds.

**B. Submission Type:** Click the Radio button to select the **New Post**option for creating a new post or the **Update**option for updating an old post.

**C. Allow Logged-out users to create posts:** Checking the **Allowed** button enables non-logged-in users to submit posts.

Or if you uncheck the **Allowed**button, it limits post submission to logged-in users only.

**Post Status:**In the post status section you can set the posts where it is saved. There are three options include-

- **Draft:** Save submissions for manual review before publishing.
- **Publish:** Automatically make posts live upon submission.
- **Pending Review:** Requires admin approval before publication.

**Comment Status:**Choose the comment Status dropdown options.

- **Open:** Allows visitors to comment on the submitted post.
- **Closed:** Disables comments for the post.

**Post Format:**Based on the type of content, choose the post format, such as **Standard**, **Gallery**, or **Video**.

**D. Post Fields Mapping:**Now, map the form fields to WordPress post fields (Post Title and Post Content).

- **Post Title:** Input from the form field mapped to the post title.
- **Post Content:** Main content submitted by the user.
- **Post Excerpt:** Optional; used as a summary or teaser for the post.

Taxonomies (like tags or categories) and featured images will also map automatically if present in the form.

![Create new feed 12 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/Create-new-feed-12-scaled.webp)

**E. MetaBox (MB) Plugin Mapping:**Now scroll down to the **Meta Box Plugin Mapping** section. 

In the **Advanced Fields** section, select the custom field from **Meta Box** in the dropdown on the left. Choose the corresponding **Form field**from the dropdown on the right.

**F. Enable Conditional Logic:** If you want to allow **MetaBox Post** conditionally based on your submission values, then**Enable Conditional Logic**options. To learn more about this conditional logic, read the [article](https://fluentforms.com/docs/set-up-forms-with-conditional-logic-in-fluent-forms/).

Once all done, click the**Save Feed** button.

![map the metabox feed 13 47430](https://fluentforms.com/wp-content/uploads/2025/01/map-the-metabox-feed-13.webp)

Go to the **Preview Page** and add some data to the form. When you're done, click the **Submit** **Form** button.

![Preview Post 13 1 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/04/Preview-Post-13-1-scaled.webp)

Next, go to the **Posts** page to check out your submitted post. Click on the **Edit**option of your **Post**.

You’ll notice the **Metabox custom field** on the **Post** page and the value at the bottom. This is how you can apply custom fields using Fluent Forms.

![Final Custom post 13 scaled 47430](https://fluentforms.com/wp-content/uploads/2025/01/Final-Custom-post-13-scaled.webp)

Following this guide, you can easily integrate **Meta Box custom fields**with **Fluent Forms**, enhancing your post-creation process with custom data tailored to your needs.

If you have further questions, don't hesitate to contact our [support team](https://wpmanageninja.com/support-tickets/?utm_source=wpmn&utm_medium=home&utm_campaign=site#/).