Title: install_blog_defaults
Published: April 25, 2014
Last modified: May 20, 2026

---

# install_blog_defaults( int $blog_id, int $user_id )

## In this article

 * [Description](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#description)
 * [Parameters](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#wp--skip-link--target)

This function has been deprecated since MU. MU instead.

Set blog defaults.

## 󠀁[Description](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#description)󠁿

This function creates a row in the wp_blogs table.

## 󠀁[Parameters](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#parameters)󠁿

 `$blog_id`intrequired

Ignored in this function.

`$user_id`intrequired

## 󠀁[Source](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#source)󠁿

    ```php
    function install_blog_defaults( $blog_id, $user_id ) {
    	global $wpdb;

    	_deprecated_function( __FUNCTION__, 'MU' );

    	require_once ABSPATH . 'wp-admin/includes/upgrade.php';

    	$suppress = $wpdb->suppress_errors();

    	wp_install_defaults( $user_id );

    	$wpdb->suppress_errors( $suppress );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/ms-deprecated.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/ms-deprecated.php#L677)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/ms-deprecated.php#L677-L689)

## 󠀁[Related](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#related)󠁿

| Uses | Description | 
| [wp_install_defaults()](https://developer.wordpress.org/reference/functions/wp_install_defaults/)`wp-admin/includes/upgrade.php` |

Creates the initial content for a newly-installed site.

  | 
| [wpdb::suppress_errors()](https://developer.wordpress.org/reference/classes/wpdb/suppress_errors/)`wp-includes/class-wpdb.php` |

Enables or disables suppressing of database errors.

  | 
| [_deprecated_function()](https://developer.wordpress.org/reference/functions/_deprecated_function/)`wp-includes/functions.php` |

Marks a function as deprecated and inform when it has been used.

  |

[Show 1 more](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#)
[Show less](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#)

## 󠀁[Changelog](https://developer.wordpress.org/reference/functions/install_blog_defaults/?output_format=md#changelog)󠁿

| Version | Description | 
| [MU (3.0.0)](https://developer.wordpress.org/reference/since/mu.3.0.0/) | MU (3.0.0) | 
| [MU](https://developer.wordpress.org/reference/since/mu/) | Introduced. |

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