Version 4.4.1

On 6 January, 2016, WordPress 4.4.1 was released to the public.

Installation/Update Information

To download WordPress 4.4.1, update automatically from the Dashboard > Updates menu in your site’s admin area or visit

For step-by-step instructions on installing and updating WordPress:

If you are new to WordPress, we recommend that you begin with the following:


WordPress 4.4.1 contains fixes for 52 bugs from 4.4, including:


  • #34987 “Configure” link for dashboard widgets no longer displayed.
  • #35047 Notices are not moved to first header when header-elements are nested inside .wrap
  • #35057 bug in new default_hidden_columns filter
  • #35112 Screen Options in Appearance -> Menu not saved correctly sometimes


  • #34967 SHORTINIT and date_i18n: Call to undefined function _x()
  • #35013 WP4.4 function handle_404 yields a fatal error on line 613 when trying to clone $wp_query->post if it’s not an object

Build/Test tools

  • #30787 Shrinkwrap NPM dependencies

Bundled Theme

  • #35270 Bump twentysixteen for 4.4.1


  • #34890 Canonical meta tag for paginated posts incorrect with ugly permalinks


  • #34946 new comment redirects break anchors in Safari
  • #34997 preprocess_comment filter does not contain old user_ID field for user_id, instead it has new user_id field
  • #35006 Comments sent immediately to Trash for matching keyword blacklist should not generate email notifications
  • #35025 Performance regression in comments_template in 4.4
  • #35068 Comments not showing up when there are unapproved messages
  • #35175 Page parameter no longer works in wp_list_comments


  • #35081 Missing Change Theme button when there are only two themes available


  • #35152 Remove Rdio embed support
  • #35194 Remove embed discovery tags from HTML header of static home pages
  • #35237 Invalid argument supplied for foreach() in /wp-includes/embed-template.php on line 54


External Libraries

  • #34948 Update random_compat for “Don’t instantiate COM if it’s a disabled class”

Filesystem API

  • #34976 Plug ins fail to update after WP 4.4 installed


  • #35008 Ampersands in URLs are no longer converted to entities
  • #35058 PHP Fatal when map_deep tries to work on an object that has a property by reference


  • #34935 Removed SSL certificates causing errors in WP 4.4


  • #35215 Setting help tab priorities fails to correctly order the tabs


  • #34925 4.4 wp-login.php: no longer possible to use the login_post scheme
  • #35103 login_url Filter is now applied to Login Form Action Attribute


  • #35212 Update PHPMailer to 5.2.14


  • #35045 Responsive images not added when effective scheme differs from image src scheme
  • #35101 image_default_link_type option not being respected
  • #35102 Responsive images support for external URLs
  • #35106 Responsive images break uploads with full path stored in metadata
  • #35108 Responsive images blurry – srcset attribute doesn’t include full size version
  • #35153 Default link target for media files is none


  • #34446 WordPress Notice after add support for post type archives in menu
  • #34449 Remove CPT if exists menu item
  • #35107 wp_nav_menu outputs tags without line breaks in 4.4, causes strange bug with justified text


  • #35084 check for post status in get_page_uri causes issues with permalinks


  • #35031 wp_old_slug_redirect() in 4.4 redirecting existing posts
  • #35115 404 error when URL includes title=…


  • #34939 Shortcode regex no longer matches [shortcode=XXX]


  • #34723 Warning in get_the_terms() because of non-array
  • #35089 Query var on non-public taxonomy remains boolean true since #35333
  • #35137 get_terms() with a meta_query filter returns duplicated terms
  • #35156 wp_list_categories() does not accept comma-separated IDs for exclude_tree parameter
  • #35180 In WordPress 4.4 the_tags() is displaying tags ordered by ID instead of alphabetically by name


  • #34962 Issues with wp_get_document_title function causing problems with document titles


  • #34993 Deleting a user no longer asks what to do with their content


  • #34978 Extra quotes in title in WP_Widget_RSS class, widget method
  • #34995 WP_Widget::widget not called


  • #35053 XML-RPC when post with date_created_gmt, its post_date will gmt date not local date
  • #35185 Unable to create Post via XMLRPC after upgrading to 4.4

List of Files Revised


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