How to Fix Mozilla Firefox Freezing Up Issue

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Mozilla is a widely used alternative web browser among the netizens. It is an open-source browser providing reasonable speed and efficiency to the users. Moreover, it is free! Its foundation was led down by Mozilla corporation starting with sheets, C++, XUL, and XBL, etc. Although the browser works well, there occur some technical glitches that result in Firefox freezing every few seconds.

If you too are fed up with Mozilla freezing issue in Windows 10, then this article is for you. It deals with all the possible causes and solutions to stop Firefox from freezing.

Cases in Which Mozilla Firefox Can Freeze Up

The following are some cases when you have to combat the freezing issue of Mozilla Firefox. You must know them in order to deal with the issue better.

  • When opening the browser window.
  • When accessing certain websites.
  • While downloading certain files, images, or videos from the internet.
  • While Uploading certain files, images, or videos from the internet.
  • When the video is playing online directly on the internet.
  • While saving or copying some data from particular websites.

Why Does Firefox Keep Freezing?

firefox

Before we suggest any solutions for resolving the issue in Firefox, it is good to know some of the potential causes of the freezing issue in Firefox. This will be helpful in dealing with the issue better and avoiding such issues in the future.

  • You might come across this issue due to the installation of the incompatible theme in the browser.
  • Another reason is your browser history might be corrupted or malicious cookies might installed accidentally on your system. This may keep freezing your Firefox browser.
  • Installation of auto-updates is the major reason behind facing the freezing up the issue.
  • Keeping old-school Add ons on Firefox which is no more compatible with the browser.
  • Incorrect proxy settings and tempered windows registry may be one of the freezing reasons for Firefox.
  • If you are operating a corrupt browser profile, that could also be a reason that you encounter the freezing issue while using the Mozilla Firefox browser.

These are the possible causes that might be responsible for the freezing issue in your Firefox browser. Don’t worry! We’ve solutions too. Continue reading this article to find out the solutions for the above-mentioned causes.

Fix Incompatible Browser Theme in Firefox

Not all the themes are compatible with your web browser. Although, you may customize the themes you can’t change the version of the theme upon updating the browser. So, the only solution is that you should go for disabling the custom theme and go back to the default. Here is how you can do that –

  • Open the ‘Mozilla Firefox’ browser on your computer system.
  • Then, when the browser loads fully, click on the hamburger menu.
  • From the hamburger menu click on ‘Add ons’.
  • An ‘Add ons Manager’ window will pop up on your screen.
  • Choose the ‘Themes’ option.

enable-default-theme-in-Firfox

  • Subsequently to the previous action, click on ‘Default’ and turn on to enable it.
  • That’s it. You’re done. Now to see if the changes are applied or not, restart your system.

Remove Add Ons That Are Troubling You

Outdated Add ons with the updated version of Firefox is one of the reasons that you are struggling with the freezing of Firefox. To deal with it, identify the troublesome add-ons and disable them. Steps of disabling the Firefox Add ons are given below –

  • Open the ‘Mozilla Firefox’ browser on your computer system.
  • Then, when the browser loads fully, go to the ‘Tools’ option in the settings menu.
  • Further, dig into the options and click on ‘Add ons’.
  • A ‘Add ons Manager’ window will pop up on your screen.
  • Now click on the ‘Extension’ option.

Remove-old-addons

  • Here look for add-ons that are outdated and not used regularly, click on ‘Remove’ to disable that Add ons.
  • Once you disable it, restart the browser to notify the effective changes.

How to Disable Automatic Updates in Firefox

It is a useful feature that your browser gets automatically updated to incorporate the latest changes but sometimes this feature gives trouble. It that’s so, there is the way to disable the auto-update in Firefox, here’s how to disable the automatic updated on Firefox –

  • Open the ‘Mozilla Firefox’ browser on your computer system.
  • Then, when the browser loads fully, go to the ‘Tools’ option in the settings menu.
  • Further, dig into the options and click on ‘Add ons’.
  • In Addons, Click on ‘Firefox Options’.

firefox-updates

  • Here scroll down and look for Firefox Updates.
  • There you will find the option “Check for updates, but let me choose whether to install them”.
  • Select this option and click ‘OK’.

Fix Proxy Settings in Your Browser

  • Open the ‘Mozilla Firefox’ browser on your computer system.
  • Then, when the browser loads fully, go to the ‘Tools’ option in the settings menu.
  • Further, dig into the options and click on ‘Add ons’.
  • In Addons, Click on ‘Firefox Options’.
  • Scroll down at the bottom and click on the “Network” option there.

Network-settings

  • A new “Connection Settings” window will appear.
  • Select the No proxy option and click “OK”.

Clear Browser Cache and History

Clearing the browsing history is the solution to many browsing problems. It may also speed up the performance of the browser. If you don’t know how to erase the browsing history from Firefox, let us tell you how –

  • Open the ‘Mozilla Firefox’ browser on your computer system.
  • Then, when the browser loads fully, go to the ‘Tools’ option in the settings menu.
  • Select the option of “Clear recent history”.
  • A pop up will appear that displays the option of “Clear all history”.
  • Tick in the box to confirm the deletion. You may also Tick in the box of “Cookies”, and “Browsing and Download history”.
  • If you are not able to find the clear history option, then press Ctrl + Shift + Del shortcut to clear recent history.

Scan Your Registry for Corrupt Files

Sometimes cleaning your registry might work great. So it’s recommended to scan your computer for invalid registry entries. You don’t need to buy any PC cleaning tool as most of them are scam. You can use a free tool called CCleaner to scan your registry. Here’s how to do it.

  • So first of all download and install CCleaner on your computer. Download CCleaner
  • Once it’s installed on your PC open it.
  • Now click on the Registry tab and further select Scan for Issues.

clean registry

  • Once the scanning is completed click on Fix selected issues and it will delete all the invalid registry entries.

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