How to Fix Videos not Playing in Firefox?

Mozilla Firefox or simply Firefox is an open-source browser developed by Mozilla Foundation and its subsidiary Mozilla Corporation. Based on the Gecko layout engine to render the web pages making it a capable browser that can take on today’s contenders. People mostly use it for its simplicity and vast availability of extensions. Mozilla Firefox had its initial release on September 23rd, 2003, almost 17 years ago. Firefox slowly gained popularity which peaked at the end of 2009 with 32.21% of overall usage. But it began declining with Google Chrome as competition and now it only has roughly 9.5% of desktop/laptop share.

Videos not loading in Firefox?

It has been reported by numerous users that after getting an update to their Firefox, their browser is behaving oddly. They are not able to play any kind of video on any website, be it a dedicated video streaming website such as YouTube or any social media website. But this issue has been officially acknowledged and there are some workarounds available. Below are a few solutions to this problem.

Firefox videos not loading.

Solution 1: Disable Hardware Acceleration.

The first thing we can try is disabling Hardware Acceleration from the settings. Although this feature is very useful but it can still be a bit buggy at times and disabling it can solve such problems. This solution requires you to restart your browser so it is recommended that you save all your work and bookmark important tabs so that you do not lose important data.

    1. First, go to your Firefox Options. By clicking on the three bars at the top right and selecting Options from the menu.
      Click on options.
    2. Once you are in the options, scroll down and you should see the Performance options.
      Uncheck from performance options.
    3. Uncheck Use Recommended Settings which will then show you the option to disable/enable Hardware Acceleration. Uncheck that as well.
      Disable hardware acceleration.
    4. Once you do, restart your browser.

Solution 2: Disable Add-ons.

Sometimes it is your browser’s extensions that may be interfering with your websites and causing them to not work properly. You can try disabling your extensions and see if it works.

    1. First, go to the Add-ons by clicking on the three-bars on the top right. Or simply press CTRL+SHIFT+A.
      Click on Add-ons options.
    2. Then from the opened menu, go to Extensions.
      Select the extensions tab.
    3. Here you should see the list of extensions installed on your browser. Click on the three-dots against each extension and hit disable.
      Disable the extensions.
    4. Check if the problem is resolved. You may as well restart your browser although it is not required after disabling the extensions.

Solution 3: Clearing Cache and Cookies.

Next, we can try clearing the cache and cookies of your browser.

    1. Once again, go to the Options.
      Click on options.
    2. From the options on the left side, navigate to Privacy and Security.
      Go to Privacy and Security.
    3.  Scroll down and you should see Cookies and Site Data. From there click on Clear Data…
      Click on Clear Data.
    4. Check both options of Cookies and Site Data and Cached Web Content and hit clear.
      Check both and hit clear.
    5. Restart your Browser.

Solution 4: Enable Autoplay from Browser.

For this next solution, head over to the website where your videos are not playing. Let’s take YouTube here.

    1. Click on that padlock on the left side of your URL and click the Arrow Button.
      Click on the padlock.
    2. Next Click on More Information. This will open a new menu.
      Click on more information.
    3. From the opened menu, click on the Permissions tab.
      Select the permissions tab.
    4. Here you will see a list of permissions, from the Autoplay option, Uncheck User Default.
      Uncheck Autoplay.
    5. Then select the Allow Audio and Video radio button.
      Select the allow audio and video button.
    6. Restart the browser.

Solution 5: Refresh your Firefox.

If everything fails, you are still left with the option to Reset your browser.

      1. From the three-bars on the top right, click Help.
        Click Help from the menu.
      2.  Then click on troubleshooting information.
        Select the Troubleshoot option.
      3. On the right side, you will see Refresh Firefox…
        Click on the refresh button.
      4. Confirm your decision by clicking again on  Refresh Firefox.

Solution 6: Downgrade your Firefox.

Lastly, you have the choice to downgrade your Firefox. Since most users have reported that they faced this issue after updating. Downgrading should fix it until they fix the problem for good in the coming updates.

Expert Tip

How to Fix Videos not Playing in Firefox?

If the issue is with your Computer or a Laptop you should try using Reimage Plus which can scan the repositories and replace corrupt and missing files. This works in most cases, where the issue is originated due to a system corruption. You can download Reimage by clicking the Download button below.

Download Now

I'm not interested