FIXED: Twitter GIFs Not Playing in Firefox

Twitter GIFs Not Playing Firefox

Have you ever tried viewing Twitter GIFs on Firefox and it refused to load? Did you check your internet connectivity? I will show you some methods to solve the issue of “Twitter GIFs not playing on Firefox”.

You may feel disappointed when you note that Twitter GIFs aren’t playing or loading on Mozilla Firefox. You may get stranded on what is wrong.

However, there are ten ways you can modify this to ensure the GIF media plays as it should. These methods can also help to solve any other media-related issues you may be encountering.

1. Check the Internet service

Check the Internet service

First, check to see if your computer has established an internet connection or restart your router. This might be a result of network issues.

If you are using a mobile device, please check whether your mobile data is turned on or whether WiFi is connected. Once you ascertain that the network and everything else is okay, refresh the Twitter page to check if the GIF will be displayed properly.

2. Clean up cache and cookies

The browser cache and cookies can quickly access web pages you had opened previously. However, too much cache can cause web browsing to go wrong.

i. To clear cookies and cache in Mozilla Firefox do this:

Step 1: Click on the three bars in the top right corner select Settings. Then select Settings. You will be redirected to preferences.

Step 2: Click on Privacy and Security on the left menu bar.

Privacy and Security

Step 3: Scroll down to cookies and site data and click on “Clear Data”. You can even check the box to delete cookies and site data when Mozilla Firefox is closed.

cookies and site data

Step 4: Check both the boxes in the “Clear Data” box.

ii. To clear the History in Mozilla Firefox:

Step 1: Click on the three bars on the top right corner

Step 2: Select History and click “Clear Recent History”.

Clear Recent History

Step 3: Now, try refreshing the Twitter page to see whether the GIF will be visually available.

3. Disable Windows defender

This is how you can disable Windows Defender:

Step 1: On Windows, search for the control panel.

search for the control panel

Step 2:Click on Windows Firewall Defender in the control panel.

Windows Firewall Defender

Step 3: On the next window, click on “Turn Windows Firewall on or off” set both the private network and the public network to “Turn off Windows FireWall”

Turn Windows Firewall on or off

4. Change configuration Settings

This is the best way to change configuration settings on Mozilla Firefox:

Step 1: On Mozilla Firefox, enter About:config in the top URL search box.

  • Tip: There is no space after the colon, or you will not be able to open the advanced configuration page

Step 2:It will prompt you that changes to the advanced configuration may affect the use of Mozilla Firefox. Click “Accept the Risk and Continue” and click “Show all”.

Accept the Risk and Continue

Step 3:Find “image.animation_mode”, double-click it, change its type to “normal”, and enter.Note that Firefox can only be typed manually; there is no dropdown menu.


Step 4: Now, restart and open the Twitter page to check whether the GIFs are working.

5. Install the Windows Media Pack

This is the Media Player feature pack for Windows. While on the page, find the version that works for your computer system, download and install it. Thereafter restart your computer and check to see if you can view GIFs in Mozilla Firefox.

Media Player feature pack

6. Disable extensions/plug-ins

This is the best way to disable extensions and plugins on Mozilla Firefox:

Step 1:Click the three-line bars in the top right corner and select “Extensions and Themes”, or use the shortcut Ctrl + Shift + A.

Step 2: You will be redirected to another page; in the extension option, turn off all plugins, especially all installed AD blockers (Adblocks may block GIFs).

Adblocks may block GIFs

Step 3:In, the Plugins option, set all enabled plug-ins to “Never Active”.

Never Active

Step 4:Close your Mozilla Firefox browser and restart. Try to browse Twitter to see the GIFs.

7. Open a private browsing window

Use the shortcut Ctrl + Shift + P to open a private browsing window. You can use it to log in normally and browse Twitter.

private browsing window

Alternatively, click on the three-line bars in the top right corner and select Private Window.

8. Launch Firefox in Safe Mode

This is how you can launch Mozilla Firefox in safe mode.

Step 1: Click on the three-line bars on the top right corner, then select Help > Troubleshoot Mode.

Step 2:  On the dialog box that appears, click on “Restart”. This will disable the extensions, themes, and custom settings.


Step 3:  Click on Open and search for Twitter.

Click on Open

Step 4: Now, you can use Mozilla Firefox in Safe Mode.

9. Start the Mozilla Firefox Flash Player

To enable the flash player do this:

Step 1: In your Mozilla Firefox browser, type “about:addons” in the URL search bar.

about addons

Step 2: On the add-ons page, locate the installed Adobe Flash Player. If it is not installed, search for a suitable flash player and install it.

Flash Player

Step 3: Once installed, click on “Always activate” in the dropdown menu.

Step 4: Close and restart Mozilla Firefox. Now try accessing Twitter to view the media.

10. Mozilla Firefox Software Update

Mozilla Firefox Software Update

If you can't figure out what the problem is, the easiest thing to do is to uninstall it, download and install the latest version of Firefox from the website.

Simply, go to control panel > Programs > Right-click on Mozilla Firefox and uninstall. Then click on the official Mozilla Firefox website and download the latest version. Now try using it to access Twitter.

Please note before uninstalling, export passwords and bookmarks. Alternatively, you can use other browsers, such as Google Chrome, Opera Mini, Microsoft Edge, Safari, and much more.


Mozilla Firefox is a great browser that you can use to access various websites. However, if you try and face errors, try to use other browsers to access the same. However, when trying to view any kind of media, ensure you have a strong internet connection. Try all the solutions to ensure you can view Twitter GIFs and other media with ease.

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