The zoom controls allow you to increase or decrease either the size of a whole web page or just the size of all the text in order to improve readability. We'll explain how it works.
Table of Contents
Zoom in and out of a website
Here's how you can zoom in and out of individual websites.
- Click the menu button
on the right. The customization menu will open and you will see the zoom controls at the top.
- Use the button to zoom in, and the button to zoom out. The number in the middle is the current zoom level - click it to reset the zoom to 100%. You can also see the current zoom level in the address bar:
Pinch to zoom
This feature allows users to zoom in and out of pages by using a pinch motion without affecting the layout of the page.
The pinch action is currently supported on Windows through touchscreen and high precision touchpads, on Mac through touchpads and on Linux through touchscreens. Linux touchpads are currently unsupported, with support expected to be added in the future.
How to only change the size of the text
Instead of changing the size of everything, you can just change the size of the text.
- Press the Alt key to temporarily bring up the traditional Firefox menus. On the menu at the top, click , then go to .
- Select . This makes the controls only change the size of text; not images.
Set a default zoom level for all websites
You can enlarge or reduce the size of all web content, as follows:
- Click the menu button and select ..
- In the panel, go to the Language and Appearance section.
- Under Zoom, use the drop-down menu for Default zoom to select a zoom level for all pages. Firefox will still remember individual site zoom levels you set.
- To set a zoom level for text only, select the Zoom text only checkbox.
- Close the about:preferences page. Any changes you've made will automatically be saved.
Set a minimum text size
You can set Firefox to automatically display all text at a minimum font size. If a web page contains text that is smaller, Firefox increases the font size of the text to this minimum.
- Click the menu button and select ..
- In the panel, go to the Language and Appearance section.
- Under Fonts and Colors, click .
- In the Minimum Font Size drop-down, select the minimum size in pixels in which all text must be displayed.
- Click to save your changes.
See Change the fonts and colors websites use for more information.
