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• Outdated version of Firefox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. Andate à a Start menu > Power > Restart cum'è illustratu.

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 brumann, 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. Launch brumann browser and then open the Menu Cliccate u three-dashed icon. Select Aiutu comu nna sottu.

2. In seguitu, cliccate nantu À propositu di Firefox in seguitu.

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

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

5. Infine, restituisce u navigatore

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

Metudu 2: Turn Off Acceleration Hardware

Accelerazione hardware 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. Launch brumann e aperta u menu as before. Select taliata, cumu mostratu in l'immagine sottu.

2. Then, uncheck the box next to Aduprà i paràmetri di prestazione cunsigliati sottu a danza tabulazione.

3. Next, uncheck the box next to Aduprate l'accelerazione hardware quandu hè dispunibule.

4. Infine, restituisce Firefox. Check if Firefox can play videos.

Also Read: How To Fix Firefox Black Screen Issue

Metudu 3: Disattivà l'estensioni di 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. Launch brumann e so Menu. Quì, cliccate nant'à Add-ons è Temi cum'è illustratu quì sottu.

2. In seguitu, cliccate nantu Extensions from the left pane to see the list of add-on extensions.

3. Cliccate nantu à u trè punti next to each add-on and then select Eliminar. As an example, we have removed Enhancer per YouTube extension in the attached screenshot.

4. After removing the unwanted add-ons, restituisce 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. Open Firefox. Andate à a Side menu > Settings as you did earlier.

2. In seguitu, cliccate nantu Privacidad è Seguretat from the left pane. It is indicated by a lock icon, cum'è mostratu in l'immagine sottu.

3. Then, scroll down to the Cookies è Dati di u situ opzione. Cliccate nant'à Clear Data cum'è evidenziatu.

4. Next, check the boxes next to both, Cookies è Dati di u situ e Cuntenutu Web in cache in the pop-up window that follows.

5. Infine, cliccate nantu U Populu Và e Restart 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.Visite u situ where videos are not playing using Firefox. Here, Twitter is shown as an example.

2. Next, cliccate nant'à u Icone Chjave to expand it. Here, click on the sideward arrow cum'è evidenziatu sottu.

3. Dopu, selezziunate Più infurmazione quì sottu.

4. In u Infurmazioni nantu à a pagina menu, andate à u Permissions tabulazione.

5. Sottu u Autoplay 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. Navigate à a Side menu > Settings> Privacy and Security cum'è struitu in Mètode 4.

2. Scroll down to Permissions and click on Autoplay taliata, cum'è evidenziatu.

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

Also Read: Fix Server Not Found Error in 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. Launch brumann navigatore è navigate à Side menu > Settings > Pulitica pè e norme as explained previously.

2. Sottu u Cookies è Dati di u situ sezione, cliccate nantu à Manage exceptions cum'è illustratu.

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 Storia rùbbrica.

2. Choose to Remember History da u menù.

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

Allow Pop-Ups

1. Ritorna à u Privacy and Security page à u Permissions rùbbrica.

2. Here, uncheck the box next to Block pop-up windows quì sottu.

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. In u brumann navigatore, andate à u Side menu > Help, quì sottu.

2. In seguitu, cliccate nantu More A Cumpagnia di Soluzione cum'è illustratu quì sottu.

3. A Cumpagnia di Soluzione page is displayed on the screen. Finally, click on Refresh Firefox, cum'è mostratu sottu.

ricumandatu:

Speremu chì sta guida hè stata utile è avete pussutu 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.