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• Outdated version of Firefox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. Menj a Start menu > Power > Restart az ábrázolt módon.

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. Dob Firefox browser and then open the menü kattintson a three-dashed icon. Válassza ki a Segítség az ábrán látható módon.

2. Ezután kattintson a gombra A Firefox böngészőről alábbiak szerint.

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

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

5. Végül újraindítás a böngésző.

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

2. módszer: Kapcsolja ki a hardveres gyorsítást

Hardveres gyorsítás 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. Dob Firefox és nyitott a menü as before. Select beállítások, az alábbi képen látható módon.

2. Then, uncheck the box next to Használja az ajánlott teljesítménybeállításokat alatt a teljesítmény Tab.

3. Next, uncheck the box next to Használjon hardveres gyorsítást, ha elérhető.

4. Végül újraindítás Firefox. Check if Firefox can play videos.

Is Read: How To Fix Firefox Black Screen Issue

Method 3: Disable Firefox Extensions

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. Dob Firefox és menü. Ide kattints Kiegészítők és témák az alábbiak szerint.

2. Ezután kattintson a gombra Extensions from the left pane to see the list of add-on extensions.

3. Kattintson a három pont next to each add-on and then select eltávolít. As an example, we have removed Javító a YouTube-hoz extension in the attached screenshot.

4. After removing the unwanted add-ons, újraindítás 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. Nyitott Firefox. Menj a Side menu > Settings as you did earlier.

2. Ezután kattintson a gombra Adatvédelem és biztonság from the left pane. It is indicated by a lock icon, ahogy az alábbi képen látható.

3. Ezután görgessen le a Sütik és webhelyadatok választási lehetőség. Kattintson Adatok törlése mint kiemelt.

4. Next, check the boxes next to both, Sütik és webhelyadatok és a Gyorsítótárazott webtartalom in the pop-up window that follows.

5. Végül kattintson a gombra Szűrő kikapcsolása és a Újraindítás 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. Látogassa meg a where videos are not playing using Firefox. Here, Twitter is shown as an example.

2. Ezután kattintson a gombra Zároló ikon to expand it. Here, click on the sideward arrow az alábbiak szerint.

3. Ezután válassza a lehetőséget Több információ az alábbiak szerint.

4. Ban,-ben Oldal információ menüben lépjen a Engedélyek Tab.

5. Alatt Automatikus lejátszás section, uncheck the box next to Use default.

6. Ezután kattintson a gombra 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. Navigáljon a Side menu > Settings> Privacy and Security pontban leírtak szerint Módszer 4.

2. Görgessen lefelé Engedélyek and click on Autoplay beállítások, ahogy kiemeltük.

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

Is Read: Javítsa ki a kiszolgáló nem található hibát a Firefoxban

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. Dob Firefox böngészőt, és navigáljon a Side menu > Settings > Adatvédelem és biztonság as explained previously.

2. Alatt Sütik és webhelyadatok kattintson a gombra Kivételek kezelése az ábrázolt módon.

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 Történelem szakasz.

2. Choose to Remember History a legördülő menüből.

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

Allow Pop-Ups

1. Menj vissza a Privacy and Security page hoz Engedélyek szakasz.

2. Here, uncheck the box next to Letiltja az előugró ablakokat az alábbiak szerint.

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. Ban,-ben Firefox böngészőben lépjen a Side menu > Help, az alábbiak szerint.

2. Ezután kattintson a gombra Több Hibaelhárítási információ az alábbiak szerint.

3. Hibaelhárítási információ page is displayed on the screen. Finally, click on Frissítse a Firefoxot, az alábbiak szerint.

Ajánlott:

Reméljük, hogy ez az útmutató hasznos volt, és sikerült 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.