How To Change Font Size In WordPress? [in 2023]

Written by: Mark Coleman
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Have you ever struggled with changing the font size in WordPress? It can be frustrating when you want to highlight important information or improve the readability of your content, but don’t know how.

In this blog post, we’ll walk you through the steps to change font size in WordPress using the Advanced Editor Tools plugin.

We’ll also provide solutions if you’re having trouble changing font size and discuss why and when you should consider adjusting font size on your website.

With our expert tips and guidance, you’ll be able to enhance the design and accessibility of your WordPress site in no time.

If you prefer to watch a video tutorial on how to Change Font Size In WordPress, check out this video tutorial:

How To Change Font Size In WordPress:

If you want to change the font size in WordPress, you can do so by following the steps below:

  1. Install the Advanced Editor Tools plugin by going to Plugins > Add New and searching for “Advanced Editor Tools”. Click on “Install Now” and then “Activate”.
  2. Click on “Settings” and then select “Advanced Editor Tools”. Choose either “Block Editor” or “Classic Editor” depending on which one you are using.
  3. Scroll down and look for the “Font Size Editor” option. Drag and drop it to the desired location.
  4. Scroll down and click on “Save Changes”.
  5. To change the font size of a specific text, open the post or page and select the text you want to edit.
  6. Click on the “Font Size” option and choose the desired font size.
  7. Save the changes and preview the post or page to see the updated font size.

That’s it! With these simple steps, you can easily change the font size in WordPress using the Advanced Editor Tools plugin.

Can’t Change Font Size In WordPress – How to fix it?

If you are having trouble changing the font size in WordPress, there are a few possible solutions you can try:

1. Install a font size plugin: One of the easiest ways to change font size in WordPress is by installing a plugin like Advanced Editor Tools. Simply go to Plugins > Add New and search for “Advanced Editor Tools”. Install and activate the plugin, then go to Settings > Advanced Editor Tools and select the block editor or classic editor. Scroll down to find the font size editor and drag it to the toolbar. Save changes and you should now be able to change font size in your posts or pages.

2. Use custom CSS: Another way to change font size is by adding custom CSS to your WordPress theme. You can do this by going to Appearance > Customize > Additional CSS and adding the code to change the font size. For example, if you want to change the font size of your post titles to 24px, you can add the following code:

.post-title {
font-size: 24px;

3. Check your theme settings: Some WordPress themes come with built-in font size settings that you can adjust. Check your theme settings to see if you can change the font size there. If not, you may need to use one of the other solutions mentioned above.

By trying these solutions, you should be able to fix the issue of not being able to change font size in WordPress. Don’t forget to save your changes and test them to make sure they work as expected.

Why and when should you Change Font Size In WordPress?

Changing font size in WordPress can be an important aspect of improving the readability and overall appearance of your website. Here are some reasons why and when you should consider changing font size:

  1. Improve readability: Changing the font size can make your content easier to read, especially for those with visual impairments or reading difficulties. It can also make your website more accessible and user-friendly.
  2. Highlight important information: Increasing the font size of important information can draw the reader’s attention and make it stand out on the page.
  3. Enhance design: Adjusting font size can help create a more visually appealing design by balancing the size of different elements on the page.
  4. Optimize for mobile devices: With the increasing use of mobile devices for browsing, adjusting font size can ensure that your content is easily readable on smaller screens.

When deciding to change font size, it is important to consider the overall design and readability of your website. It is recommended to test different font sizes and styles to determine what works best for your audience and content. With the use of plugins like Advanced Editor Tools, changing font size in WordPress can be a simple and effective way to improve your website’s appearance and accessibility.

Conclusion – Change Font Size In WordPress

Changing font size in WordPress may seem like a small detail, but it can have a big impact on the readability and overall design of your website.

By following the steps outlined in this blog post, you can easily change font size using the Advanced Editor Tools plugin.

If you encounter any issues, there are several solutions you can try, such as installing a font size plugin, using custom CSS, or checking your theme settings.

It’s also important to understand why and when you should consider adjusting font size, such as to improve readability, highlight important information, enhance design, or optimize for mobile devices.

By taking these factors into consideration, you can make informed decisions about font size and create a more accessible and user-friendly website.

Mark Coleman - HowTOBuildWebsites
Written by Mark Coleman

Mark Coleman is the founder of, which provides comprehensive tutorials on website builders like WordPress, Wix, Squarespace, Webflow, and Shopify. He graduated from the University of North Texas with a business degree, developing an interest in web design's changing landscape and website builders' potential.

Mark enjoys experimenting with new web technologies, refining his web development skills, and actively participating in web design and development communities.

Learn more about him and read his articles here on

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