How to Resize Text and Fonts in Any Web Browser Settings

Author: Ian C. Langtree - Writer/Editor for Disabled World (DW)
Published: 12 May 2009 - Updated: 23 Sep 2026
Publication Type: Instructive / Helpful

Table of Contents:
Synopsis - Definition - Overview - FAQs - Insights, Updates - Related Content

Synopsis

This guide provides practical technical instructions for people who struggle with small text on websites, particularly benefiting those with vision impairments and older adults. The resource delivers authoritative value by offering browser-specific tutorials for Internet Explorer, Firefox, Opera, Safari, Chrome, and Netscape, along with universal keyboard shortcuts that work across multiple platforms. Rather than requiring users to hunt for text-sizing options on individual websites, these browser-level settings establish permanent defaults that apply everywhere you go online. The information proves especially useful for anyone who finds standard web text difficult to read but may not be familiar with built-in accessibility features already present in their browser software.

At a Glance

• 1 - Holding Ctrl while spinning the mouse wheel makes fonts larger or smaller on most websites.
• 2 - Disabled World advises against using Internet Explorer 6 for security reasons and recommends Windows Update.
• 3 - A screen magnifier is software that works with a computer display output to present enlarged screen content.
• 4 - Some older websites use hard-coded or absolute text sizes, which can stop text from resizing in early browser versions.

Topic Definition

Browser Font Size Settings

Browser font size settings are the built-in controls in a web browser that let you choose how large text appears on the pages you visit. Unlike the resize buttons some websites offer, these settings belong to the browser, so once you pick a size it becomes your default everywhere you go online. Most browsers let you set a default font size and a minimum font size, and you can also use quick keyboard or mouse-wheel shortcuts to adjust things on the fly. For people with low vision, older adults and anyone who finds small print tiring, these settings are often the easiest first step toward comfortable reading. You don't need any extra software, and you won't have to depend on each site's design choices.

Overview

Modern browsers such as Internet Explorer, FireFox, Safari (Mac), Google Chrome, Opera, and Netscape provide a setting option to adjust the font, or text, size. Once set your preference of font and text size will be the default option for all websites you visit.

Although Disabled World provides a handy text re-sizer on our pages many web pages can be difficult to view because the text is too small to read easily. Disabled World includes this information to help people, in particular those with vision impairments, who want to know how to change text size in their browser settings and may not know how.

Modern browsers such as Internet Explorer, FireFox, Safari (Mac), Google Chrome, Opera, and Netscape provide a setting option to adjust the font, or text, size. Once set your preference of font and text size will be the default option for all websites you visit. This feature is particularly handy as you no longer need to look for the text sizing options on each web site you visit, providing they supply such an option.

In Internet Explorer Version 6 and earlier, the text may not resize because the Web site is designed with"hard-coded" or "absolute" text sizes. There is a way around this which is explained in the changing Internet Explorer text size link below. However for security reasons you should no longer be using IE6. Check you have the latest updates from MicroSoft by clicking the Windows, or start button, and selecting"Windows Update" from the menu selections.

Try this to make web page text larger or smaller, or select your browser from the links below:

If you have a wheel mouse: hold down the Control key and spin the wheel to make the fonts smaller or larger - this should work on most web sites. Or you can use Control + and Control -

Another option for resizing text is to use the zoom in the bottom right hand corner of IE7. Or use the top menu - View Menu/Text Size - to change the size in Internet Explorer and Firefox.

The step by step guides below provide instructions on how to make web page text bigger (or smaller) in your web browser:

For the vision impaired a screen magnifier may be just what you need. A screen magnifier is software that interfaces with a computer's graphical output to present enlarged screen content.

Frequently Asked Questions

How do I change the default font size in Google Chrome?

Open the Chrome menu, select Settings, then Appearance, and choose a new font size from the Font size list. You can also select Customize fonts to set a minimum font size for all web pages.

How do I set a larger default font size in Firefox?

Open the Firefox menu, select Settings, and scroll to the Fonts section under General. Choose a larger size, then click Advanced to set a minimum font size if you want to stop sites from using very small text.

How do I make text bigger in Safari on a Mac?

Press Command and the plus key to zoom in on a page, or open Safari Settings, select Websites, then Page Zoom to set a default zoom level. Selecting Advanced also lets you set a minimum font size.

How do I make text larger in Microsoft Edge?

Open Edge Settings, select Appearance, then Fonts, and use the Font size slider or dropdown to pick a larger size. You can also set a default page zoom level for all websites.

What is the keyboard shortcut to reset text size to normal?

In most browsers on Windows, press Ctrl and 0 to return a page to its default size. On a Mac, press Command and 0 to do the same thing.

How do I make text bigger on my phone or tablet browser?

On most phones and tablets you can pinch outward with two fingers to zoom in on a web page. You can also raise the system text size in your device accessibility settings, which many mobile browsers will follow.

Does changing browser text size affect other programs on my computer?

No, browser text settings only change how web pages appear inside that browser. To enlarge text in all programs, you need to use the text size or display scaling options in your operating system settings.

What free screen magnifiers are available?

Windows includes a built-in tool called Magnifier, and Mac computers include Zoom in the Accessibility settings. Both are free and can enlarge any part of the screen, not just web pages.

Insights, Analysis, and Developments

Editorial Note: While many websites now incorporate responsive design that adapts to user preferences, countless pages across the internet still present readability challenges for people with low vision or age-related sight changes. Mastering these browser controls puts you in charge of your own viewing experience rather than leaving accessibility to the discretion of individual web developers. As technology continues advancing with features like voice control and AI-powered magnification, these fundamental browser adjustments remain the quickest and most reliable first step toward comfortable web browsing. Anyone who spends significant time online owes it to themselves to spend five minutes configuring these settings - your eyes will thank you for it.

Author Credentials: Ian is the founder and Editor-in-Chief of Disabled World, a leading resource for news and information on disability issues. With a global perspective shaped by years of travel and lived experience, Ian is a committed proponent of the Social Model of Disability, a transformative framework developed by disabled activists in the 1970s that emphasizes dismantling societal barriers rather than focusing solely on individual impairments. His work reflects a deep commitment to disability rights, accessibility, and social inclusion. To learn more about Ian's background, expertise, and accomplishments, visit his full biography.