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• Outdated version of Firefox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. Rach gun Start menu > Power > Restart mar a chithear.

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. Launch Firefox browser and then open the taice le bhith a ’briogadh air three-dashed iconS an Iar- Tagh Cuidich mar a chithear gu h-ìosal.

2. An ath rud, cliog air Mu Firefox mar a leanas.

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

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

5. Mu dheireadh, ath-thòisich am brabhsair.

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

Dòigh 2: Cuir dheth luathachadh bathar-cruaidh

Luathachadh cruaidh-chruaidh 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 Firefox agus fosgailte a ’chlàr as before. Select roghainnean, mar a chithear san dealbh gu h-ìosal.

2. Then, uncheck the box next to Cleachd na roghainnean coileanaidh a thathar a ’moladh fo na Coileanaidh tab.

3. Next, uncheck the box next to Cleachd luathachadh bathar-cruaidh nuair a bhios e ri fhaighinn.

4. Mu dheireadh, ath-thòisich Firefox. Check if Firefox can play videos.

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Dòigh 3: Cuir à comas leudachaidhean 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 Firefox agus a h-uile taice. An seo, cliog air Cuir-ris agus Cuspairean mar a chithear gu h-ìosal.

2. An ath rud, cliog air leudachain from the left pane to see the list of add-on extensions.

3. Cliog air a 'phutan trì dotagan next to each add-on and then select Thoir air falbh. As an example, we have removed Leasaichear airson YouTube extension in the attached screenshot.

4. After removing the unwanted add-ons, ath-thòisich 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. Rach gu Side menu > Settings as you did earlier.

2. An ath rud, cliog air Prìobhaideachd agus Tèarainteachd from the left pane. It is indicated by a lock icon, mar a chithear san ìomhaigh gu h-ìosal.

3. Then, scroll down to the Briosgaidean agus dàta làraich roghainn. Cliog air Dàta soilleir mar a chaidh a chomharrachadh.

4. Next, check the boxes next to both, Briosgaidean agus dàta làraich agus Susbaint lìn glèidhte in the pop-up window that follows.

5. Mu dheireadh, cliog air Adhar soilleir agus Ath-thòisich 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.Tadhail air an Bidh where videos are not playing using Firefox. Here, Twitter is shown as an example.

2. An ath-, cliog air an Dealbh glas to expand it. Here, click on the sideward arrow mar a chithear gu h-ìosal.

3. An uairsin, tagh Barrachd fiosrachaidh mar a chithear gu h-ìosal.

4. Anns a Fiosrachadh Duilleag clàr-taice, rachaibh gu Ceadan tab.

5. Fo na 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. Seòl chun an Side menu > Settings> Privacy and Security mar a chaidh a theagasg ann an Dòigh 4.

2. Sgrolaich sìos gu Ceadan and click on Autoplay roghainnean, mar a chaidh a chomharrachadh.

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. Mu dheireadh, ath-thòisich the browser. Check if the ‘videos not playing on firefox’ issue has been resolved. If it isn’t, read below.

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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:

Ceadaich briosgaidean

1. Launch Firefox brobhsair agus seòladh gu Side menu > Settings > Prìobhaideachd agus tèarainteachd as explained previously.

2. Fo na Briosgaidean agus dàta làraich air an roinn, briog air Cumar eisceachdan mar a chithear.

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 eachdraidh earrann.

2. Choose to Remember History bhon chlàr-taice a-nuas.

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

Allow Pop-Ups

1. Gabh air ais chun Privacy and Security page Gus an Ceadan earrann.

2. Here, uncheck the box next to Block pop-up windows mar a chithear gu h-ìosal.

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. Anns a Firefox bhrabhsair, rachaibh chun an Side menu > Help, mar a chithear gu h-ìosal.

2. An ath rud, cliog air Tuilleadh Fuasgladh Fuadach mar a chithear gu h-ìosal.

3. Fuasgladh Fuadach page is displayed on the screen. Finally, click on Ùraich Firefox, mar a chithear gu h-ìosal.

Air a mholadh:

Tha sinn an dòchas gun robh an iùl seo cuideachail agus gun robh e comasach dhut 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.