How Can I Fix YouTube Not Working on Firefox - The Top 5 Best Solutions

Updated May 02,2018 | by Micky

“YouTube hasn’t been working on Firefox for some days, the page loads, but the video itself is never able to be played”. You can always find similar complaints about YouTube not working on Firefox if you type in the related keywords in a search engine.

YouTube videos not playing on Firefox, indeed, is a big headache because many users cannot figure out why such a glitch always happens and find an effective solution to this very problem. So, this time, We will discuss what the causes of this issue are and I will give you some reliable ways to fix it.

1.       Flash Plugin Outdated

Adobe Flash is necessary for YouTube to play videos, if this plugin is outdated, YouTube videos won’t be successfully played.

Solution: Update Adobe Flash to the latest version or uninstall the old version, download and install the latest one.

2.       Firefox Plugin Outdated

YouTube will also fail to play if your Firefox is too old.

Solution: Update Firefox to the latest version.

3.       Hardware Acceleration

Based on the configuration of the graphics card and drive, the glitch of YouTube not playing Firefox might happen.

Solution: Shut down hardware acceleration in Firefox – click on “Firefox” at the top of the Firefox window, select “Options”, go to “Advanced”, select “General” and then deselect “Use hardware acceleration when available”. Quit and restart Firefox.

4.       Bad Internet Connection

YouTube won’t play on Firefox if you local internet condition is too bad

Solution: Disconnect and reconnect the net and check whether it is okay. Or if possible, switch the router to the latest version or change a network provider for a more stable internet connection.

If the solutions given above don’t work properly, there is still another possible method to fix it – downloading YouTube videos from Firefox to PC or iPhone for a smooth offline visual experience!

In this case, you will no longer need to be concerned about bad network condition or outdated plugins because the only thing you need to do is to copy and paste the video link to the video downloader you choose.

To have a simple and safe video downloading process, IOTransfer should be your best choice. Unlike its counterparts, those various online video downloading services, IOTransfer contains no pop-up ads and bundled malware that could crash your computer. Meanwhile, a more stable video downloading service is also provided so that you don’t need to frequently suffer from a server down when using sites like VideoGrabby. With the help of the most advanced acceleration technique, you can finish the whole video downloading process within the shortest time!

How to deal with Firefox YouTube not working? Free download the world’s ultimate video downloader to have an offline YouTube video visual experience!

Now, I'm asking for your absolute concentration since the most convenient and effective steps to fix this YouTube playback issue are going to be offered.

Step 1 Connect iPhone to PC

Install and launch IOTransfer, connect your iPhone to PC and wait until it’s recognized. When the notification “Trust This Computer?” pops up, just tap on “Trust” to confirm it.

Step 2 Begin to Download YouTube Videos

Go to “Videos” at the top, paste and copy the video’s link onto the blank area beside “URL:”, preset an output folder for the downloaded video, tick off the box before “Automatically transfer the downloaded videos into your iOS device” and then, begin the video downloading process.

Wait a short time and you can find the downloaded YouTube video in both the folder you previously set and in the video App on your iPhone.

Bottom Line

What to do when YouTube is not working on FireFox. First, try the basic methods I provided in the previous contents. If none of them work, try directly download the video you want to your PC or iDevices for offline watching.

Some Other Practical Features of IOTransfer That May Help

1.       Convert HEIC photos to JPG

2.       Clear App cache and junk files on iPhone

3.       Back up data on all iOS devices

4.       Transfer PDF to iBook on iPhone and iPad

5.       Download Instagram videos to PC and iPhone easily

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