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Fix: Unable to Update Firefox browser on the Computer

Are you unable to update the Firefox browser? Learn how to troubleshoot and fix the issue with the browser upgrade on your computer.

The Firefox browser automatically updates to the latest available version in the background when using the application. However, it can stop the update or prevent the installation of the updates for any reason.

We can follow different troubleshooting tweaks like checking the auto-update settings, running the app as Admin, checking network stability etc., can help re-enabling the auto-update.

In this guide, we have shared some troubleshooting tips to fix update installation issues in the Firefox browser.

Update Mozilla Firefox

If you are new to Firefox, you may have doubts regarding updating Firefox on your PC. Installing updates on the browser is very simple. Here are the steps for that.

  1. Launch Mozilla Firefox on your PC.
  2. Click the More horizontal 3-bar icon menu button at the top-right corner.
  3. From the menu, click on Settings.
    Settings menu in Firefox for Computer
  4. On the left-hand side, select the General tab.
  5. Scroll to the Firefox updates section and click the Check for Updates button.
    Check for Updates in Firefox browser

Also, enable Automatically Install Updates to install updates even when Firefox is not running. If the update is not happening, you can start troubleshooting and update Firefox to its latest build.

Method 1: Check for Internet Connection for Stability

Resolving the issue of poor internet connection should solve the update problem. Start by running a speed test to determine the network speed. You may restart the WiFi router and reconnect your PC to it.

Network Device Wi-Fi Router

Connect your PC to another stable network. Access Mozilla Firefox and install pending updates.

You can begin with a few other simple troubleshooting steps before moving to the advanced methods mentioned below.

Method 2: Manually Reinstall the Latest Version

You can manually install the latest version of Firefox on your PC.

  1. Download the newest build of Mozilla Firefox from the official site.
    Download Firefox on Computer
  2. Locate the installer in the Downloads folder of your PC.
  3. Double-click the installer to launch it.
  4. When the User Account Control dialog opens, it will ask if you want to allow the Firefox Installer to change your computer. Click on Yes button.
    Allow this app to make changes to your device on Windows
  5. Wait for the Firefox installation to complete, and it will launch automatically.

Method 3: Close Other Programs

Before you update Firefox, close other browser apps running in the background, and you can terminate the programs from the Task Manager.

  1. Press Windows + X to launch the power user menu.
  2. From the menu, select Task Manager from the list.
    Task Manager menu in Windows Task Bar
  3. Under Apps, scroll to the apps you want to close.
  4. Right-click on the app name and select the End Task command.
    End Task for Google Chrome in Task Manager on Windows

Method 4: Force Close and Relaunch the Firefox app

Force closing Firefox to squash minor glitches on the interface and the backend, allowing you to update it without errors.

  1. Launch Task Manager of Windows by pressing Ctrl + Shift + Esc.
  2. Go to Firefox, right-click on it, and from the context menu, select End Task.
    End Task for Mozilla Firefox on Task Manager
  3. After a few seconds, Open the Firefox browser on the computer.
  4. Now, attempt to Update Firefox as mentioned earlier.

Method 5: Run the Firefox app as an Administrator

As an administrator, you can run the installer or launch the firefox.exe file on your PC. If you are installing a new version:

  1. Right-click on the installer and select Run As Administrator.
    Install Firefox with Run as Administrator on Windows OS
  2. If the User Account Control dialog box appears, click Yes.
    It will allow the installer to make changes to the PC.
  3. Follow the general instructions to complete the installation.

Have you already installed Firefox? To launch it as an administrator:

  1. Go to the directory on your PC where you have installed Firefox. Locate the “firefox.exe” file, right-click on it, and select Run As Administrator option.
    C:\\Program Files\Mozilla Firefox\

    Open Firefox program with Run as Administrator on Windows PC

  2. Once Firefox launches, head to the settings and update it.
info icon
Note: If it is a PC at your school/work, you cannot run Firefox as an administrator.

Bottom Line

Updating the browser helps you enjoy the new features it has to offer. Also, browser upgrade brings optimization to its overall performance.

If you need help to update Firefox on your computer, implement the tips and tricks in this guide.

Lastly, if you've any thoughts or feedback, then feel free to drop in below comment box. You can also report the outdated information.

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Swayam Prakash

Swayam Prakash

Swayam is a professional content creator with 6-years of experience in conceptualizing, creating, and managing tech-based content for notable online publishing firms. He troubleshoots the technical issues and loves to write about it. Connect him on LinkedIn.

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