How to Fix Firefox Not Playing Videos (2023)

The Mozilla Foundation developed Mozilla Firefox as an open-sourced browser. It was released in 2003 and soon gained wide popularity because of its user-friendly interface and wide range of available extensions. However, the popularity of Firefox declined when Google Chrome was released. Since then, both have been giving tough competition to each other.

Firefox still has a loyal fan base who still prefer this browser. If you are one of them but feel frustrated due to the Firefox not playing videos issue, do not worry. Simply read on to know how to fix Firefox not playing videos.

How to Fix Firefox Not Playing Videos

Why Firefox not playing videos error occurs?

There can be various reasons for this error to occur, namely:

• Outdated version of Firefox
• Firefox extensions & acceleration features
• Corrupt cache memory & cookies
• Disabled cookies & pop-ups

Before, doing any advance troubleshooting, you should first try to restart your PC and check if the Firefox not playing videos issue is resolved or not.

1. Ale nan la Start menu > Power > Restart jan sa montre.

Once the computer has restarted, launch Firefox and check if videos are playing. Hopefully, the issue is resolved. If not, then continue with the below methods.

Method 1: Update Firefox

If you have not installed the latest updates to Firefox, it may lead to issues when you try to play videos on this web browser. There might be bugs in your current version of Firefox, which an update might fix. Follow these steps to update it:

1. Lanse Firefox browser and then open the meni pa klike sou la three-dashed icon. Chwazi Ede jan yo montre anba a.

2. Apre sa, klike sou Sou Firefox jan sa a.

3. In the new window that now opens, Firefox will check for updates. If no updates are available, the Firefox se ajou message will be displayed as below.

4. If an update is available, Firefox will automatically install the update.

5. Anfen, rekòmanse navigatè a.

If you still face the same issue, try the next fix.

Metòd 2: Etenn Akselerasyon Materyèl

Akselere Materyèl is the process wherein certain hardware components are assigned specific tasks to enhance the functioning of a program. The hardware acceleration feature in Firefox provides convenience and speed, but it also might contain error-causing bugs. Therefore, you can try to disable hardware acceleration to potentially fix videos not loading Firefox issue as:

1. Lanse Firefox epi louvri meni an as before. Select Anviwònman, jan yo montre nan imaj ki anba a.

2. Then, uncheck the box next to Sèvi ak anviwònman pèfòmans rekòmande Anba a Pèfòmans tab.

3. Next, uncheck the box next to Sèvi ak akselerasyon pyès ki nan konpitè lè sa disponib.

4. Anfen, rekòmanse Firefox. Check if Firefox can play videos.

Epitou Li: How To Fix Firefox Black Screen Issue

Metòd 3: Enfim ekstansyon Firefox

Add-ons that are enabled on the Firefox browser may be interfering with websites and not allowing videos to play. Follow the steps below to disable add-ons and fix Firefox no audio & not playing videos issue:

1. Lanse Firefox ak li yo meni. Isit la, klike sou Add-ons ak tèm jan sa montre anba a.

2. Apre sa, klike sou Ekstansyon from the left pane to see the list of add-on extensions.

3. Klike sou la twa pwen next to each add-on and then select Retire. As an example, we have removed Enhancer pou YouTube extension in the attached screenshot.

4. After removing the unwanted add-ons, rekòmanse the browser and verify if the issue is resolved.

If Firefox not playing videos problem persists, you can clear the browser cache and cookies as well.

Method 4: Delete Browser Cache and Cookies

If the cache files and cookies of the browser get corrupt, it can lead to Firefox not playing videos error. Here’s how to delete cache and cookies from Firefox:

1. louvri Firefox. Ale nan la Side menu > Settings as you did earlier.

2. Apre sa, klike sou Sou vi prive ak Sekirite from the left pane. It is indicated by a lock icon, jan yo montre nan imaj ki anba a.

3. Then, scroll down to the Bonbon ak Done Sit la opsyon. Klike sou Klè Done jan make.

4. Next, check the boxes next to both, Bonbon ak Done Sit la ak Cached Web Content in the pop-up window that follows.

5. Anfen, klike sou Klè ak Rekòmanse the web browser.

Check if the above method worked to fix the issue of Firefox not playing videos. If not, move to the next solution.

Method 5: Allow Autoplay on Firefox

If you are facing the ‘Twitter videos not playing on Firefox’ problem, then it may be because Autoplay is not enabled on your browser. Here’s how to fix Firefox not playing videos error:

1.Vizite a sit entènèt where videos are not playing using Firefox. Here, Twitter is shown as an example.

2. Apre sa, klike sou la Fèmen icon to expand it. Here, click on the sideward arrow jan sa make pi ba a.

3. Lè sa a, chwazi Plis enfòmasyon jan yo montre anba a.

4. Nan Paj Info meni, ale nan Permissions tab.

5. Anba a Otople section, uncheck the box next to Use default.

6. Then, click on Allow Audio and Video. Refer to the image below for clarity.

Enable Autoplay for All Websites

You can also ensure that the Autoplay feature is allowed for all websites, by default, as follows:

1. Navige nan la Side menu > Settings> Privacy and Security jan yo enstwi nan Metòd 4.

NAN. Scroll down to Permissions and click on Autoplay Anviwònman, jan make.

3. Here, ensure that Allow Audio and Video is enabled. If not, choose it from the drop-down menu as shown in the image below.

4. Finalman, rekòmanse the browser. Check if the ‘videos not playing on firefox’ issue has been resolved. If it isn’t, read below.

Epitou Li: Ranje sèvè pa jwenn erè nan Firefox

Method 6: Allow Cookies, History, and Pop-ups

Some websites require cookies and pop-ups to be allowed on your browser to stream data and audio-video content. Follow the steps written here to allow cookies, history, and pop-ups on Firefox:

Allow Cookies

1. Lanse Firefox navigatè ak navige nan Side menu > Settings > Sou enfòmasyon prive ak sekirite as explained previously.

2. Anba a Bonbon ak Done Sit la seksyon, klike sou Jere eksepsyon yo jan sa montre.

3. Here, make sure that no website is added to the list of exceptions to block cookies.

4. Move to the next step without leaving this page.

Allow History

1. On the same page, scroll down to the Istwa seksyon.

2. Choose to Remember History soti nan meni an gout-desann.

3. Move to the next step without exiting the settings page.

Allow Pop-Ups

1. Tounen nan Privacy and Security page nan la Permissions seksyon.

2. Here, uncheck the box next to Block pop-up windows jan yo montre anba a.

Once the above steps have been executed, try to play videos on Firefox.

If the Firefox videos not playing issue persists, move to the succeeding methods to refresh Firefox and reboot your computer.

Method 7: Refresh Firefox

When you use the Refresh Firefox option, your browser will be reset, potentially fixing all minor glitches you are currently experiencing. Here’s how to Refresh Firefox:

1. Nan Firefox navigatè, ale nan Side menu > Help, jan yo montre anba a.

2. Apre sa, klike sou plis Enfòmasyon depanaj jan sa montre anba a.

3. Enfòmasyon depanaj page is displayed on the screen. Finally, click on Rafrechi Firefox, jan yo montre anba a.

Rekòmande:

Nou espere ke gid sa a te itil epi ou te kapab fix Firefox not playing videos issue. Also, let us know which method worked the best for you. Finally, if you have any questions or suggestions regarding this article, feel free to drop them in the comments section below.