How to split the Firefox window with Side View

Side View on Firefox will split the browser window so you can browse two different websites at the same time.

Mozilla is testing two Firefox Color and Slide View utilities, new extensions under the Test Pilot program to customize the browser interface to be more new. Although it is a test program, users can fully experience these two utilities.

In the previous article, the Network Administrator showed you how to install the Firefox Color utility in Firefox to change the look with different colors. The following article will show you how to install the Side View utility, split windows and browse two different websites in the same browser.

  1. How to split the screen on Google Chrome
  2. How to use the Sets feature to include tabs on a Windows 10 window
  3. How to use 2 screens on a computer

How to split the Firefox window with Side View

To use this utility, you first need to register a Firefox account if you do not have one. Then install the Test Pilot utility. We follow the way in the article How to use Firefox Color to customize the Firefox interface.

Step 1:

Click on the link below to install the Side View utility on Firefox browser. Click Enable Side View to install the utility, press the Add button to finish.


  1. https://testpilot.firefox.com/experiments/side-view

How to split the Firefox window with Side View Picture 1How to split the Firefox window with Side View Picture 1

Step 2:

After installation, users will see the Side View interface appear in the left corner and the double pane window icon on the right toolbar.

How to split the Firefox window with Side View Picture 2How to split the Firefox window with Side View Picture 2

Step 3:

To open a web page as a tab, click the Side View icon when you are opening the first web page. We will then see the option to turn on the website in a different window than the desktop or mobile interface. Select another website that is on to switch back to the same window.

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Or you can right-click on the active web page and select Open in sidebar to quickly open the website in the second window.

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As a result, we will see two websites that are browsed on the same browser but in two other windows. You can browse the web on these two windows at the same time.

How to split the Firefox window with Side View Picture 5How to split the Firefox window with Side View Picture 5

Step 4:

At the Side View interface , the browser provides options to close the Sidebar or toggle the Sidebar window to the right. Click the Side View button to display the list.

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Step 5:

You can also adjust the window size by adjusting the 2-arrow arrow, then zooming in or zooming in as you like.

How to split the Firefox window with Side View Picture 7How to split the Firefox window with Side View Picture 7

Side View utility on Firefox will help you browse 2 tabs on the same interface, without having to switch between 2 tabs to work. We can resize 2 windows to view content more conveniently.

See more:

  1. How to browse common mode and anonymously with a window on Firefox
  2. How to activate Dark theme in Firefox Quantum
  3. How to install the Chrome utility for Firefox

I wish you all success!

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