Firefox slow to open tabs. Try removing some unnecessary add-ons.


  1. Firefox slow to open tabs. Aug 3, 2012 · The Reset Firefox feature can fix many issues by restoring Firefox to its factory default state while saving your essential information. See Update Firefox to the latest release to learn how to update. Feb 15, 2025 · After upgrading to version 135, Firefox started to launch more slowly. First the mouse cursor starts to lag, HDD (SSD) light is constantly on, and within seconds a forced reboot becomes the only option. I was using the latest fully updated version of Mozilla Firefox web browser and the problem occurred when I left the Jul 16, 2025 · Firefox hangs at random times or the browser is completely unresponsive and then crashes on your computer? Here is how to fix Mozilla Firefox not responding Mar 15, 2025 · Firefox, a stalwart in the browser landscape powered by the Gecko engine, has long been a favourite for its commitment to open-source principles and robust customization options. Mar 6, 2024 · Auto Tab Discard – Get this Extension for 🦊 Firefox (en-US) Download Auto Tab Discard for Firefox. Jun 5, 2025 · Hi everyone, I’m a longtime Firefox user and tend to keep a lot of tabs open during my workday—sometimes 50 or more. Running Sonama 14. Jul 28, 2025 · If you've just closed a bunch of tabs, Firefox might lag for a while until it deletes the contents of those tabs from its memory. Do Too Many Open Tabs Affect Computer Performance? Oct 4, 2024 · It also happens when I close Firefox while tabs are open and shut down the computer. But what’s causing this slowdown, and what can you do to speed things up? With the default of eight content processes at this moment, that means you can reduce the suspect tabs to ~4 in your case of 35 open tabs. 1 Firefox on my desktop started loading pages really slowly. Apr 27, 2021 · If Firefox feels slow compared to other web browsers, try these tips to boost its speed and restore its performance. Feb 11, 2022 · The steps outlined in this tutorial will help improve your firefox browser’s performance and improve the user experience when browsing. Feb 6, 2020 · Add-on (extension) to PAUSE running JS in non focused tabs Since my computer upgraded to the latest version of Firefox, I can't access or access only partial websites - how do I fix? Jan 24, 2023 · If you are using Mozilla Firefox web browser and it’s taking too much time in opening websites upon startup, it might be happening due to regular tests performed by a built-in service called “ Captive Portal Detection “. Firefox Task Manager (about:performance): Access this tool by typing about:performance in the address bar. Sometimes I can fix it by changing in about:config browser. Lately, I’ve noticed that Firefox slows down significantly when I have many tabs open, especially when switching between them or opening new ones. Double-click and set it to false. If Firefox starts but isn't responsive, see Firefox hangs or is not responding - How to fix. . Aug 27, 2018 · Whether you're a long-time Firefox user or switching from Chrome, this quick guide shows how to speed up Firefox performance. Jul 25, 2025 · Good news: simple actions can end these freezes and bring back fast, smooth browsing. Jul 2, 2025 · Identifying the specific cause of Firefox’s slow performance requires a systematic approach. Firefox provides several options to customize how tabs work to suit your preferences. A Firefox update or security software update may resolve this problem. Aug 1, 2012 · Have you noticed your usually speedy Firefox browser slowing down, or even crashing on you? Unnecessary plugins, extensions, and even browsing data can slow your browser down to a crawl, or make it crash. Starting to even dread using firefox. Search for nglayout. The web clipper 6. Increase browser speed and reduce memory load and when you have numerous open tabs. Mar 26, 2025 · Earlier today I upgraded to Firefox 136. Firefox would freeze for 3-5 seconds before responding and opening the new tab. Nov 9, 2023 · Re: Firefox slow opening tabs SMGFri Nov 10, 2023 6:14 pm sevenmpd wrote: ⤴ Fri Nov 10, 2023 5:35 pm Thanks for reply hoe this is how you need it Please open the System Reports app and click the System Information tab on the left. Sep 19, 2024 · I have one pinned tab and just 3 open tabs and everything is very slow, YouTube is buffering constantly and stops after about 18 seconds and takes minutes to get going again. These components can include add-ons, the operating system, hardware, and internet connection. This is very annoying and takes up a lot of memory and time. I've tried self help suggestions like clearing cookies, cache and history, updating, even removing home page content. After it's (finally) up and running, pages at new sites load very quickly, just as they should with my May 5, 2023 · Every time I try to open a new tab by clicking on a link in another application (such as Thunderbird), the entire desktop freezes (mouse moves, but that's it) and nothing happens for 10-15 seconds. May 9, 2024 · There's no denying that browser tabs are a divisive topic. Those affected by the bug will see an infinite loading loop on tabs and the browser failing to load any pages. Eventually, 3 tabs or more tabs, the whole thing comes to a halt and freezes and I have to restart. It feels like sound logic to assume that the more tabs that are open in your browser, the harder it has to work. Jul 23, 2025 · To fix the slow-down issue on Firefox, you need to Clear Unnecessary Memories of Firefox. You'll rule out the causes for the Firefox freezing issue. I've cleared my history. Check for any add-on that is causing a Oct 4, 2024 · It also happens when I close Firefox while tabs are open and shut down the computer. When I'm programming I've ended up with 600 tabs before, as I frequently go into Firefox and open up a new tab to lookup a new error, how to do something, or to look at documentation. This article will help you in disabling this service and forcing Firefox to load websites immediately without any delay. If your Internet security software Nov 26, 2024 · Crashing and slow performance Troubleshoot issues with app crashes or slow performance. Try easy shortcuts and menu steps now. I have to open the Task Manager to stop the process, and sometimes there are four or five instances open and running. 4 days ago · Learn quick ways to close all open tabs on Chrome, Edge, Safari, and Firefox across devices. Firefox on my laptop was running OK. It should be remembered that Firefox tabs don’t just use memory - they are also writing to and reading from the cache on your hard disk. To Reset Firefox do the following: Go to Firefox > Help > Troubleshooting Information. To better understand why this issue occurs, we must delve into the technical aspects involved in tab operations. Again, on FF startup all tabs are remembered and try to open but are super slow. But Firefox could be running slowly regardless of how many tabs you've got open. Quick shortcut (works […] Feb 8, 2025 · Why Am I Experiencing Slow Performance In Firefox? Slow performance in Firefox can be caused by several factors, including too many open tabs, resource-intensive extensions, or a slow internet connection. I'm surprised this post is still up considering it's complaining about firefox on r/firefox, the wall of text probably helped. Apr 27, 2023 · If you normally have a many, many, many tabs open 80+, you need to get a handle on having that many tabs open as it will slow down your system. Sep 12, 2025 · Tabs are an essential part of your browsing experience in Firefox, allowing you to keep multiple websites open in a single window. Oct 5, 2025 · If you are looking for the best browser for opening multiple tabs, check our top list and choose your favorite browser to use. Youtube tabs tend to show up later than most other tabs. When you have too many tabs open, Firefox consumes more memory, which can slow down the browser. How to Speed Up Firefox Without Closing Tabs The newest version of Firefox, also known as Firefox Quantum, is capable of handling quite a few tabs — Mozilla says up to 100. Having too many add-ons installed can greatly affect Firefox's performance. How can I fix this and continue to have all the same tabs open up on my home startup without getting this frustrating delay as well as not getting the delays when going from tab to tab? Jul 15, 2024 · From having too many tabs open to forgetting to complete the latest update, simply doing your day-to-day tasks can bog down your device and bring your browser to a crawl. 1 Dec 28, 2017 · Since updating to Firefox 57 (Quantum), opening links in new tabs are slow and laggy. However, there are steps you can take to prevent Firefox from getting unbearably slow. Firefox 82 on 64-bits Linux (Fedora). However, by implementing the simple solutions provided in this article, such as adjusting settings, disabling extensions, or clearing cache and cookies, users can effectively stop Firefox from opening multiple tabs. Jul 7, 2022 · We'll explain errors such as "Server not found" or "Unable to connect" and how to fix problems where Firefox can't access websites but other browsers can. Crashing or Freezing: Users might encounter the browser freezing or Crashes semi-regularly, is incredibly slow at times (only speeds up after a force-close), and recovering tabs after a crash doesn’t recover any of them a good 80% of the time. I recently faced this weird issue in one of my Windows 11 devices. It's getting intolerable and I end up switching to other browsers rather than sit and wait. Information in the Task Manager Information is displayed in multiple columns: Name: The name of the tabs and extensions currently running Jan 1, 2025 · On Firefox, if you see a message “ Mozilla Firefox seems slow to start,” and click on Learn how to speed it up, it takes you to their web age which talks about how to Refresh Firefox. Firefox takes a very long time to open the first tab. Aug 13, 2022 · Firefox has become slow to open tabs Home » Forums » AskWoody support » Questions: Browsers and desktop software » Questions: Browsers and desktop software – other » Firefox has become slow to open tabs Jan 29, 2025 · Task Manager The Task Manager displays useful information about the tabs and individual add-ons actively running on Firefox. Nothing helps. Using Firefox is therefore only possible after about 8 seconds. If this happened to you, don't worry. Jun 19, 2020 · Windows 10 v1909, Firefox 77. Jan 29, 2025 · Task Manager - see whether tabs or extensions are slowing down Firefox Firefox has a feature that lets you see how much memory and CPU resources are being used by tabs, extensions and other processes. I cannot pin this to any Windows update (s) or other software installation (s) or updates. H 9 years ago R. Dec 13, 2024 · Firefox, once the darling of the browser world, has been struggling with a persistent problem: slow page loading. Change Drag Image Setting. If I open a new tab I can't browse either. Then a week later Firefox on my laptop started loading pages This has been a real problem for a year now. Previously it would launch almost instantly for me, but now the launch process freezes for about 5 seconds, and freezes for about 3 seconds after launching. com --anything). Add-ons, plug-ins, tabs all hog RAM and slow down the browser. This provides a detailed view of resource consumption by tabs and extensions. So it looks like the old session pages/tabs are still there somewhere but not accessible, I would like to get them back if possible. I have tried most of the fixes posted on the web, but no real luck. Jan 10, 2025 · Understanding Firefox and the Nature of Slowdowns Firefox, like any other software, relies on numerous components to function smoothly. enable_drag_images. Oct 9, 2017 · For the past few months (it's October 2017) after starting the browser I can open 3 tabs tops before the browser slows down incredibly, things load slower, videos stop and start, ads don't close quickly. When you're running an outdated version of Firefox, you may be missing out on critical improvements and optimizations It is slow to launch, very slow to open the first page, then it tends to cause a delay whilst closing. "Why do you have so many tabs open?? Use Dec 2, 2024 · Firefox not responding issues in Windows 10 & 11 can be quickly solved. Apr 2, 2023 · How To Guide 10 ways to speed up Firefox Browser and make it faster than ever Let's look at what to do when Firefox is slow so you can get your browser back into shape. If I run Too many add-ons installed Problematic add-ons Solutions: If you think you may have too many tabs open at start-up, see if using the new feature, "Don't load tabs until selected", helps any. Below are simple, reliable ways to reopen closed tabs on Windows, macOS, iPhone, iPad, and Android, plus tips to restore a previous session and avoid losing tabs again. A slowdown can manifest through longer loading times, unresponsive tabs, freezing, and sluggish navigation, contributing to user frustration. Doesn't help. Opening a new tab is not an issue, the specific act of opening a link in new tab is the one that causes the issue. Jan 13, 2022 · Mozilla Firefox has an issue that prevents websites from loading at the moment. This article will guide you through these settings. Therefore Jul 23, 2025 · In this article, we will talk about the Quick Solutions to Fix Slow Down of Firefox Issue without wasting much time. I've noticed lately that when starting Firefox up, it came take 3-5 minutes before tabs start to actually load content. Maybe the culprit is all the automatic conections that Firefox does every time is opened and that could not be turned off even will all the about:config options. So is Firefox. It’s a frustrating experience that’s driving users away, and Mozilla, the non-profit behind Firefox, is working hard to address the issue. These issues may vary significantly in nature and might include: Slow Performance: Firefox may take longer to open, load web pages, or respond to commands. As technology evolves, web browsers continually receive updates to enhance their functionality, security, and performance. While having numerous tabs can improve productivity, it also has the potential to slow down your system, especially if certain tabs or extensions are utilizing more Feb 25, 2025 · Browsing clutters refers to open tabs, and these open tabs are slowing down the computer more than you think. Also, some extensions can cause issues. Having 100+ tabs on an 8 GB RAM system eventually causes Linux to slow down and become irrecoverably frozen. 2. But it lags a lot on startup, and I don't even keep all the tabs open, I suspend all the other tabs except for the ones Jan 10, 2025 · Understanding Firefox and the Nature of Slowdowns Firefox, like any other software, relies on numerous components to function smoothly. However, a persistent complaint echoes through the user base: slow startup times. Mar 15, 2025 · Firefox, a stalwart in the browser landscape powered by the Gecko engine, has long been a favourite for its commitment to open-source principles and robust customization options. 10. Mar 31, 2025 · Understanding Tab Freezes Tab freezing occurs when your browser becomes unresponsive, resulting in a page that won’t load or respond to clicks and scrolls. Are you a Firefox user who has experienced the frustration of your browser becoming unbearably slow? If so, you are not alone. Bookmark Toolbar Menu Button Firefox is my daily driver. Apr 12, 2021 · The latest version is faster than ever before and contains fixes for many problems that could slow down your Firefox. Restarting Chrome, Edge, or Firefox Without Losing Tabs in Windows 11 In the world of web browsing, the importance of maintaining productivity while managing numerous tabs cannot be overstated. But do all of those tabs actually do any harm to your browser's performance? Let's find out. 3 64 bit with Windows 10 and now, even in Safe Mode, it's extremely slow to load pages, if at all. Why Does Firefox Slow Down After Being Open a Long Time?. Many Firefox users have encountered this issue, and it can be incredibly frustrating when your browser takes ages to load pages, freezes frequently, or crashes unexpectedly. The Task Manager about:performance page will open in a new tab. Help Firefox using multiple processes is incredibly slow Firefox does not work - Common fixes to get you back up and running Nov 26, 2024 · Firefox hangs as soon as it opens Interactions between certain Internet security software (firewall or anti-virus) can cause Firefox startup hangs on some systems. Task Manager - see whether tabs or extensions are slowing down Firefox Firefox has a feature that lets you see how much memory and CPU resources are being used by tabs, extensions and other processes. Make it's performance even better. 0. I usually work with about 20-30 tabs open, only have a few addons installed. This article explores common reasons for Firefox’s slow performance and Aug 13, 2018 · After recent upgrade, I have to constantly restart my computer to get FireFox to work. Any suggestions? I think this might be related to the problem, only the symptoms being different on Windows. Jan 24, 2024 · An outdated browser version can significantly impact Firefox's performance, leading to slow loading times, unresponsive tabs, and overall sluggishness. Jan 10, 2025 · Understanding Common Firefox Problems on Windows 11 Before diving into solutions, it’s essential to understand some common problems users face with Firefox on Windows 11. Jun 2, 2024 · A few years ago, whenever I first started Firefox--whether I had just started up my computer or had exited Firefox and opened it back up--it would take several minutes for Firefox to load any website (Google, Amazon, weather. Note: This will cause you to lose any Extensions, Open websites, and some Preferences. Sep 14, 2019 · IE and Google chrome on this PC also do not experience the same issue. If so, you are not alone. Before v Jul 7, 2022 · This article describes some causes of a long start up time and steps you can take to improve it. Sometimes, it may become unresponsive when I switch to a new tab. Review and change tab settings In the Menu bar at the top of the screen, click Firefox and select Settings (select Preferences Jul 9, 2025 · How To Guide Firefox Slow to Load Pages in Windows 11/10 [Fix Guide] Check and ensure you have a strong Internet connection to load webpages quickly on your computer. Your computer's information should come up in the right pane. Mar 12, 2023 · Is Firefox pushing your Windows 11 CPU to the max and causing lagging performance? Here are a few fixes you may want to try! This article includes a series of steps you can follow, that will help you fix most problems with Firefox. This can happen if I'm trying to troubleshoot something and need to reload a bunch of tabs, or to reopen them in a different container. In this Jan 1, 2025 · If your Firefox keeps slowing down and has become sluggish and unresponsive, these tips will help you keep it running fast at all times. However, many users encounter performance issues, leading them to question why Firefox can sometimes feel sluggish. This has happened twice. When your computer uses all its available Apr 12, 2024 · In the past few days, upon restarting FireFox all tabs in all restored windows start to load. Dec 9, 2015 · Firebox is very slow when switching between tabs, the more tabs the slower it gets, switching between Firefox windows is almost instantaneous. But it might be related to the flash player. How to Quick Fix If Firefox Slows Down? To Resolve the Quickly Slow Down of Firefox, the following guidelines should properly be used. Get rid of them right away by visiting about:memory and clicking Minimize memory usage. For testing this I opened twenty web applications on first Firefox, changed between tabs, and then exited Firefox and tried the same with Chrome. Keeping programs open uses memory, and even the Firefox browser adds to that memory usage. Learn more. The name of the page appears on the tab, but the actual page content takes forever to load. J. 0) still makes Firefox very slow even when Firefox's multiprocess is enabled. Jun 13, 2024 · However after the crash, even though only a single firefox page is open, windows task manager shows Firefox (20) and if I expand the task, I can see each firefox is taking lots of memory. Dec 20, 2024 · I've got a scenario where at the moment I'm researching a few things, which tends to leave me with many hundreds of tabs open organised into different browser windows. Jun 26, 2025 · Closing all those inactive tabs helped speed up my browsers significantly. The easy way to reproduce this is to open 50-100 pages on Jul 16, 2023 · Why Does Firefox Hangs Mouse Windows 10 Pro which causes my unusable, need to force shutdown and startup? Restore previous session - Configure when Firefox shows your most recent tabs and windows Can you guys recommend me a browser that can handle this many tabs without lagging for like 30 seconds when starting the browser. Tabs that are usually full of Mar 30, 2024 · Firefox takes a very long time to open the first tab. Chrome is much faster with the same tabs open. If you're still not ready to let go of your tabs, then you can also easily save all open tabs in Chrome, Firefox, and Safari. Check this article out to do it in no time. link. Click the "Reset Firefox" button. Are There Browser Extensions To Help With Tab Management? Yes, there are various browser extensions like “One Tab” (for Chrome) and “Tab Groups” (for Firefox) designed for efficient tab management. Type about:config in the address bar. To open the Task Manager, enter about:performance in the address bar. if your Firefox browser is free, learn here how to speed up your Firefox browser and enhance your browsing experience. 0 Firefox (version 49) is very slow when it has opened a lot of tabs. Sep 26, 2025 · Accidentally closed a tab or a whole window? Most browsers let you bring them back with a quick shortcut or a couple of clicks. I tried disabling all addons without success. Of course, this doesn't happen if I close all tabs and then Firefox and start opening new tabs on startup but I just like the convenience of having my favourite tabs already open. I have tried a system file check, plus an Edge repair, which did initially help but then the problem came back. But what’s causing this slowdown, and what can you do to speed things up? Mar 1, 2024 · Verdict In conclusion, it is evident that multiple tabs opening in Firefox can be an annoying and frustrating experience for users. 0 is still the fastest one. Share a screenshot of your desktop with more than 10 tabs open, and you'll undoubtedly get comments about it. Even the Google home page was taking 10 minutes or more to load. Sep 3, 2025 · Program freezing is not something uncommon. 3. You can use an extension like OneTab to create a single tab that will show you a list of your open tabs. Solution 1. The Jan 30, 2025 · How to Use the Firefox Task Manager (to Find and Kill RAM and CPU Eating Tabs and Extensions) In the era of multitasking web browsing, it’s normal for users to have multiple tabs and extensions open in their Firefox browser. After it opens, subsequent tabs open relatively quickly. I’ve tried a few things already: Disabled unnecessary extensions Turned on hardware acceleration Limited background Jun 25, 2024 · Firefox can slow down for various reasons, including too many open tabs, excessive add-ons or extensions, outdated software, and issues with hardware acceleration. Question: When I open additional links on my homepage, I’ve been having my browser slow down to the point that it ignores my mouse clicks to either open up an additional page or refuses to close the one I’m currently on. Updated: The latest evernote web clipper (6. 12 replies 12 have this problem 287 views Last reply by R. Aug 11, 2024 · It's a bit of a resource hog, which is made even worse due to my tendency to keep multiple tabs open (sometimes using between 200 to 300 MB of memory each). However, sometimes Removing Cache Data on Firefox isn't enough to Increase Firefox's slow-down issue Speed. If Firefox does not start up at all, see Firefox won't start - find solutions. Are you having some page loading speeds when you use Firefox? Checkout these steps and methods to help you increase Firefox page loading speed. Firefox provides built-in tools for diagnosis. When I reboot my system and start up Firefox again, it takes maybe five minutes to load my homepage, or my previously displayed pages, or anything else. I used MS edge because some people suggested that it is most efficient browser as it is built by Microsoft itself and it would work well with edge. open_newwindow from 2 to 3 and back to 2. It loads any website blazingly fast (as in, a tenth of a second) under normal circumstances, but if you try to load, say, over 15 tabs at once, it takes ages. Suddenly a few days ago, when starting the browser and trying to restore my tab session, the tabs started taking forever to load and eventually, before most can load, Firefox just Jun 26, 2025 · Are you frustrated with the slow performance of YouTube on Firefox? Read this article to learn about the best fixes to solve this issue for a better user experience. May 14, 2025 · Why is Firefox So Slow & How to Make It Run Faster Mozilla Firefox has long been one of the most popular web browsers available, praised for its commitment to privacy, security, and user customization. You can also try to reconfigure your firewall or disable your antivirus software temporarily, to see if the problem goes away. Been like this for a few years. Thankfully, there are ways to regain control of said clutter and optimize your browsing for better performance. This phenomenon can happen on various web browsers including Google Chrome, Mozilla Firefox, Microsoft Edge, and Safari. We have provided seven methods to fix Firefox if it slow down. May 3, 2024 · If the Firefox web browser suddenly stops loading websites when you leave the web browser inactive or idle for some time, this article will help you in fixing the issue and make Firefox opening websites again. Jul 19, 2016 · The Mozilla website boasts that Firefox is the fastest browser, but there are still a number of ways to speed it up. Try removing some unnecessary add-ons. Accept the risk prompt. Once the first site loaded, it would load subsequent sites normally. Close and restart Firefox. With the default of eight content processes at this moment, that means you can reduce the suspect tabs to ~4 in your case of 35 open tabs. It's indeed slow, especially compared to Ungoogled-Chromium. This will reduce the impact that all of those tabs have on your memory and CPU. H 12/9/15, 1:22 AM Similar to this older post I am often having an issue of Firefox being slow to open new tabs using middle-click (sometimes taking about 2-3 seconds to open). 0veqzee4 mmi vbhtnf iz0o2 9x42sdogj ls caf5t 9b ym263 jyb8o