Fix: Keyboard not working in Firefox

4 minute read

Windows 10 users reported that their keyboard isn’t working in Chrome, but it seems that this issue isn’t related only to Chrome. Other web browsers have this problem too, and today we’re going to show you how to fix problems with keyboard in Firefox.

Keyboard not working in Firefox, how to fix it?

Solution 1 – Use Windows Key + Shift shortcut

Dell laptop owners reported that their keyboard isn’t working in Firefox, and according to them, the problem was caused by pressing Windows Key + Fn buttons. According to them, you can easily fix this problem by using Windows Key + Left Shift shortcut. After using that shortcut your keyboard should start working in Firefox again.

Users reported that another keyboard shortcut can be used to fix this problem, and according to them, pressing Windows Key + F9 few times can fix the problems with your keyboard in Firefox. We don’t know if this keyboard shortcut works, but you’re free to try it.

Solution 2 – Remove the add-ons

Many web browsers support add-ons that extend their core functionality, but sometimes add-ons can cause certain problems. Users reported that they had problems with their keyboard in Firefox, but they managed to fix them by disabling the add-ons. To do that, follow these steps:

  1. Open Firefox and click the Menu button in the top right corner. Choose Add-ons from the menu.
  2. Go to Extensions tab, locate the extension you want to disable and click the Disable button next to it. Repeat this step for all installed extensions.
  3. After disabling all extensions, restart Firefox and check if the problem was resolved.

Solution 3 – Check your antivirus software

Antivirus software can sometimes interfere with your applications, and it can even cause your keyboard to stop working in Firefox. According to users, the cause of this problem is Kaspersky antivirus and its Safe Money feature. After disabling the Safe Money feature in Kaspersky, the keyboard started working again in Firefox.

Bear in mind that almost any antivirus tool can interfere with Firefox, therefore be sure to temporarily disable all third-party antivirus programs that you have installed. If that doesn’t fix the problem, temporarily remove your antivirus program and check if that fixes the issue.

Solution 4 – Press the Windows Key

Users reported that you can circumvent this problem by pressing the Windows Key on your keyboard. If that doesn’t work, press the Windows Key and hold it for a few seconds. After that your keyboard should start working in Firefox. Keep in mind that this is just a workaround, and you’ll have to use it every time this issue appears.

Solution 5 – Refresh Firefox

According to users, you can fix this problem by refreshing Firefox. By using this option Firefox will be restored to default and all your extensions will be removed, but your personal data, such as bookmarks and passwords will be saved. To refresh Firefox, do the following:

  1. Open Firefox and enter about:support in the address bar. Press Enter.
  2. Now click Refresh Firefox button.
  3. A dialog box will appear. Click Refresh Firefox again.
  4. Your browser will now automatically restart.
  5. You’ll get a dialog box asking you to choose between Safe Mode and Refresh Firefox option. Choose Refresh Firefox.
  6. Firefox should now start.

After the refresh process is completed, check if the problem with your keyboard is resolved.

Solution 6 – Reinstall Firefox

If refreshing Firefox didn’t fix the issue, you might have to reinstall it completely. To do that, first uninstall Firefox from your PC. You can do that by going to the Settings app > System > Apps & features tab. Select Firefox from the list and click the Uninstall button.


After you uninstall Firefox, restart your PC. When your computer restarts, download the latest version of Firefox and install it.

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Keyboard that’s not working in Firefox is a huge problem, but you can usually fix this problem by disabling the problematic extensions or by refreshing Firefox. If those solutions don’t work, feel free to try any other solution from this article.


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