This plugin hasn’t been tested with the latest 3 major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.

Display File Sizes


The functionality of this plugin was merged into WordPress core in version 3.7.

Adds a File Size field in the Save meta box on attachment edit screens. Can be helpful to identify large images/files.


  • Where to find the file size on the attachment edit screen.


  1. Upload the plugin folder to the /wp-content/plugins/ directory
  2. Activate the plugin through the ‘Plugins’ menu in WordPress

Contributors & Developers

“Display File Sizes” is open source software. The following people have contributed to this plugin.


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Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.



  • Automatically deactivate this plugin if running WordPress 3.7 or greater.


  • If a file size is measured in MB, display one decimal place.


  • Hello everyone!