Easy Guide on How to Edit Functions.php in WordPress | WP Buffs

WordPress builders typically want to add code snippets to make desired features work on a web site. An ordinary methodology of doing that is modifying the features.php file of the theme.

If you’re new to WordPress, altering theme recordsdata may appear scary. Regardless of how good of a developer you grow to be, that worry doesn’t go away, however you’ll be able to scale back the danger of one thing going mistaken by correctly deciding your methodology on altering the features.php file of your web site. Let’s begin with discussing what the features.php file does, then dive proper into how to edit features.php in WordPress and what you have to be conscious of when working on it.

Entry location in FileZilla for a way to edit features.php in WordPress

What’s the features.php File?

There’s a functions.php file situated inside every WordPress theme. That file is supply code for outlining a number of features utilizing blocks of code to be accessed and known as to be used in different areas of the programming.

Briefly, it shops motion code for different sections of the programming to entry and use. Chances are you’ll discover your features.php file converts particular put up sorts into weblog pages, provides Google Analytics, or homes code that makes your theme distinctive.

Causes to Be Cautious When Enhancing features.php

Earlier than making any adjustments to your features.php file, some important issues to perceive embrace:


  • Modifications are theme-specific: every theme has a features.php file.
  • Theme updates or reinstalls might trigger your adjustments to be misplaced, because it saves over the file.
  • Coding errors in the features.php file can lock you out of the location or lead to different errors.

The features.php file is crucial in your web site to work appropriately, and making adjustments might end result in your web site breaking. Having the ability to undo your final change(s) shortly can scale back downtime, particularly for retail websites, so be sure you:

  • Check your change on a staging web site
  • Backup the file earlier than altering it
  • Be prepared to revert adjustments by making one change at a time (when attainable)
  • Do it solely when mandatory and sometimes simply for a kid theme
  • Take into account a site-specific plugin to handle a code snippet as an alternative

Take a look at our article on WordPress Problems Solved for understanding ways to fix common WordPress issues that developers of all levels encounter.

How to Use a Plugin Instead of Editing functions.php Directly (Safest Method)

One of the safest ways to edit the functionality of the site is to use a plugin, such as Code Snippets, as an alternative of modifying the features.php file. Utilizing a plugin will be sure that your code will keep energetic with updates or adjustments, because it operates independently from the theme and, due to this fact, will not be overwritten if the theme is up to date or reinstalled.

Image of Code Snippets plugin on

Moreover, Most plugins that handle code snippets may also work with WordPress multisite. Directions will differ with the plugin used.


How to Edit features.php in WordPress Utilizing the Admin Theme Editor

Enhancing the features.php file by the Theme Editor is as simple as understanding how to edit source code in WordPress. WordPress’s design includes a built-in editor that enables modification of your theme files using the online admin portal.

Attention: This method should not be used on a live (production) website unless absolutely necessary, because any mistakes have the potential to take the site offline and you will not be able to access the Admin Theme Editor to fix the issue.

If your site is accessible through wp-admin, you can edit the files using the default WordPress menu options.

  • Log in to your site through wp-admin as an administrator.
  • Access your site’s source code under Appearance > Theme Editor.
  • Verify the theme or select a new one using the Select theme dropdown menu to edit and click select.
  • In the menu Theme Files, select the functions.php file by clicking on the corresponding title.
  • Make your edits and click Update File to save the changes.
  • Note: Each theme has a functions.php file, so it is essential to make sure you are working in the correct theme files, or your edits will be saved in the wrong place and will not appear on the website.

    Access functions.php File Through an FTP Client

    File Transfer Protocol (FTP) or Secure File Transfer Protocol (SFTP) is a fast way to access files related to your site. If you prefer to access your functions.php file through an FTP/SFTP client, there are many different programs to choose from for a range of costs.

    Image of FileZilla Application connected to a site illustrating how to edit functions.php in WordPressFileZilla Application connected to a WordPress site

    To access your functions.php file through an FTP client, comply with these steps:

  • Entry your web site utilizing your most well-liked FTP program and your login credentials
  • You need to see your native recordsdata and the web sites recordsdata aspect by aspect: navigate to the specified theme’s recordsdata and find the features.php file. Observe: Chances are you’ll want to navigate to a unique folder to discover the features.php file.
  • Add your new features.php file to your WordPress Website
  • Observe: Wait till the add is full, or you might create a corrupt file that breaks your web site.

    Use a Skilled or Managed Providers

    There isn’t a disgrace in understanding when to companion with an expert or make the most of a managed service supplier if the work you want to do goes past your consolation or ability degree. In case your time is efficacious, have a WordPress managed service supplier, like ourselves, deal with your web site for you.

    We, at WP Buffs have a variety of WordPress care plans and upkeep packages designed to make your web site work stress-free, together with making adjustments to your WordPress backend.

    Ceaselessly Requested Questions

    How do I edit features.php in WordPress?

    You may edit the features.php file in WordPress utilizing the WordPress Admin Theme Editor or a File Switch Protocol (FTP) program. Alternatively, you need to use a plugin to add code snippets with out altering the features.php file of your theme straight.

    How do I entry a features.php file in WordPress?

    You may entry a features.php file in WordPress utilizing the built-in theme editor. Log in to your web site utilizing an administrator account and entry the Theme Editor beneath the Look part.

    How do I add code to features.php in WordPress?

    You may add code to features.php in WordPress by accessing the file in the WordPress Theme Editor, an FTP or SFTP program, or by utilizing a plugin designed to add code snippets with out altering theme recordsdata.

    The place is the features.php file situated?

    The features.php is in the theme’s supply recordsdata. Every theme has a features.php file, which signifies that adjustments made to features.php get overwritten with updates. Altering the theme may also lose the code performance until transferred to each features.php file or added utilizing a plugin.


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