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Pages freezing up, constantly... why is this happening?

I'll be on a page, maybe Facebook, the NYTimes, Amazon, or really any site, and suddenly I find I can no longer scroll, or otherwise navigate the page. I usually have to … (閱讀更多)

I'll be on a page, maybe Facebook, the NYTimes, Amazon, or really any site, and suddenly I find I can no longer scroll, or otherwise navigate the page. I usually have to refresh the page, not so great an option, if I was in the middle of doing something, and and then it'll work OK. I shouldn't have to be doing that, and wonder why pages will just freeze up like this.

Open 1

Performance issues with Mac

Hi there, I am on a MacBook Air M3/8GB ram. I was really wanting to use Firefox due to your stance on privacy, etc. but here is my experience: Yes, I keep a lot of tabs o… (閱讀更多)

Hi there,

I am on a MacBook Air M3/8GB ram. I was really wanting to use Firefox due to your stance on privacy, etc. but here is my experience:

Yes, I keep a lot of tabs open - I do try to group them and hope that tabs in closed groups are deactivated, but I don't know this at all.

If I use Firefox all will seem well until my machine sleeps. On waking, it is excruciatingly slow - we are talking multiple seconds to even switch tabs or get the cursor to be "hot" when filling a form. Upon trying to quit (restarting being the usual first step), FF will ask confirmation and then close the windows, but will not completely quit, requiring me to force-quit. On restart it seems to behave again, at least for a while.

While I do see some evidence that others have this issue (memory leak?) there are no real methods or answers as to how, if at all, to fix this. It took a lot to get everything on FF working the way I like after leaving Chrome, but I really can't deal with this, and I think I will be looking at switching again - I guess to Safari.

I would love to know how to fix this, but really I don't imagine this is due to my system as much as the FF browser. That said, if you ahve any ideas, I would be open.

Open 30

Firefox consuming all my RAM.

MacOS, M2 2023, fully up to date firefox. Sometimes I'm using firefox and it just stops loading pages, internet is fine. Other browsers work. I look at my activity monito… (閱讀更多)

MacOS, M2 2023, fully up to date firefox.

Sometimes I'm using firefox and it just stops loading pages, internet is fine. Other browsers work. I look at my activity monitor and nearly 100% of my 32GB of ram is being consumed by various firefox processes. A lot of those processes seem to be associated with youtube. This problem usually, but not always, is resolved by restarting firefox. But this shouldn't be happening. I have a lot of tabs open sometimes, but it's not that excessive. And most certainly not 32GB worth and preventing my computer from doing a google search.

If there's a debugging thing I can do to post system logs, let me know and I'll post them next time this happens. I'll be away from my computer until early July, so around that time.

Open 40

Не работает последнее обновление браузера

Добрый день. Сегодня обновился у меня браузер до последней версии и перестал нормально открывать странички сайтов открывает и через время зависает почините пожалуйста скр… (閱讀更多)

Добрый день. Сегодня обновился у меня браузер до последней версии и перестал нормально открывать странички сайтов открывает и через время зависает почините пожалуйста скрин смотрите вот так все зависает и не отвисает

Open 10

Firefox continually freezing up

I am facing a recurring issue while browsing websites on Firefox. This happened even before the latest upgrade. Only it is worse after this last software upgrade. After … (閱讀更多)

I am facing a recurring issue while browsing websites on Firefox. This happened even before the latest upgrade. Only it is worse after this last software upgrade.

After using the browser for 1–2 minutes, the browser gets stuck or becomes unresponsive. While scrolling through websites, the full page does not load properly, and parts of the webpage suddenly become blank. In many cases, the existing tab cannot even be refreshed. I have to close the program, wait a few minutes and reopen. Very frustrating. I have been using Firefox for many years and this is the most unstable I have ever seen it. Browser Version: [151.0.4(64-bit)] Operating System: [Windows 11]

Looking forward to your support.

Open 20

Firefox opens instantly in windows 10 - kakes ~ 8 seconds to open in Linux Mint

An 8 second delay when I open Firefox for the first time.. Once it has been opened once, it reopens immediately when required. The problem has been present since I instal… (閱讀更多)

An 8 second delay when I open Firefox for the first time.. Once it has been opened once, it reopens immediately when required. The problem has been present since I installed Linux Mint 9 months ago, Linux Mint 22.2 then, since upgraded to 22.3 Zena. I can live with it, but it is very frustrating! I have tried the obvious things like removing extensions, but I suspect it is a "Linux" connectivity problem rather than a "Mozilla" problem.

Open

Firefox has excessive GPU usage watching video.

Hardware acceleration is turned off. Firefox does not show the GPU usage in task manager (which is very worrisome in its own right) but when watching a single stream twi… (閱讀更多)

Hardware acceleration is turned off. Firefox does not show the GPU usage in task manager (which is very worrisome in its own right) but when watching a single stream twitch.tv my GPU usage is 60%~100% (which only shows on the GPU tab of task manage). If I close firefox, the usage returns to 0%. The usage also becomes 0% when the stream is not the active tab.

I believe this is a recent behavior change as I noticed it due to it causing games to have low FPS. The excessive usage is also present with only firefox running.

This is happening on a 7800x3d, RX 7900 XT and 32GB of ram.

I also tested on youtube and found it to be using 10% less gpu on average but after while it settles down to ~30% usage.

If I enable hardware acceleration, Firefox uses the iGPU at ~50% usage and still uses 50%~60% of the dGPU. Performance of videos doesn't seem to change whether hardware acceleration is on or off (where as on chrome there is a very noticeable difference).

Used Chrome for sanity checks and it does not affect games FPS while using on average half the GPU usage of Firefox. Chrome also reports it usage in task manager correctly.

I suspect Firefox may be calling GPU encoder\decode hardware incorrectly and always using hardware encoders\decoders regardless of the hardware acceleration setting.

Open 50

Firefox page not loading and browser freezing on Linux Mint

I am having a problem with Firefox on Linux Mint. Firefox has completely stopped responding. Even the buttons like close, back, refresh, or menu do not work. The whole br… (閱讀更多)

I am having a problem with Firefox on Linux Mint. Firefox has completely stopped responding. Even the buttons like close, back, refresh, or menu do not work. The whole browser has become frozen. Shutting down or restarting the system doesn't work.

Firefox version: Mozilla Firefox 151.0 My system: https://termbin.com/s387

Open 70

firefox is getting slow day my day

Dear Mozilla Firefox Support Team, I have been a loyal Firefox user for many years because I have always appreciated its speed, privacy, and reliability. However, I have … (閱讀更多)

Dear Mozilla Firefox Support Team,

I have been a loyal Firefox user for many years because I have always appreciated its speed, privacy, and reliability. However, I have noticed that Firefox has become slower over time, and I am disappointed with its current performance.

The browser feels increasingly sluggish during everyday use. One of the biggest issues I experience is with YouTube, where videos often do not play as smoothly as they should. I also notice that Firefox consumes a significant amount of RAM, even when only a few tabs are open, which affects the overall performance of my computer.

I sincerely hope the Firefox team will prioritize performance optimization in upcoming updates. Many users, including me, want a browser that is fast, lightweight, responsive, and efficient with system resources. Speed and smooth performance are some of the main reasons people choose a browser, and I would love to see Firefox become the quickest browser again.

Please continue improving memory management, reduce unnecessary resource usage, and optimize YouTube and other modern websites for a smoother browsing experience.

Thank you for your hard work and for listening to user feedback. I hope future releases will focus on making Firefox faster, lighter, and more responsive.

Open

multiple windows open prevent Facebook from running

I get REAL tired by the amount of resources Firefox eats up with each open window. For whatever reason, having multiple windows open prevents Facebook from loading. I'll … (閱讀更多)

I get REAL tired by the amount of resources Firefox eats up with each open window. For whatever reason, having multiple windows open prevents Facebook from loading. I'll get 1 story and a "shorts" bar but THAT'S IT. Even clicking the story to rate or comment does nothing. If I start to delete windows; it will decrease the memory usage and then it will open.

However, I DO NOT WANT TO CLOSE MY WINDOWS IN ORDER TO OPEN FACEBOOK! Firefox should not be eating up that many resources. The open windows are of text and/or picture archives. There is no sound or video playing in the multiple windows open. My system literally has 128 gigs of ram memory so it seems very odd to me that Firefox is using between 11-13% with nothing running in the 15 windows I have open.

Open 10

Tabs freeze and sometimes restart but normal fix is delete and restart or switch to Edge

On a random basis, sites like msn.com, yahoo mail or outlook.com will freeze. Sometimes they may suddenly come back to life, but the normal fix is delete tab and restart … (閱讀更多)

On a random basis, sites like msn.com, yahoo mail or outlook.com will freeze. Sometimes they may suddenly come back to life, but the normal fix is delete tab and restart tab. Long videos may also freeze. Have cleared history, and changed optimization setting but nothing helps. On 151.0.2 64 bit.

Open 90

cannot delete login window cursor and keys do not work

power up and get previous home page with bookmarks page from prior session. cannot delete page using 'x' upper right. cursor not effective . I have to click on firefox lo… (閱讀更多)

power up and get previous home page with bookmarks page from prior session. cannot delete page using 'x' upper right. cursor not effective . I have to click on firefox logo to start a new session. Note the old display comes up at each login. Cannot delete I must overlay. Please help. Greg

Open 40

please stop adding ai features to firefox

Hi. Not sure how to tag this. I've turned off as many ai features in Firefox as I am able. I'm practically begging for this company not to add more. It slows the browser… (閱讀更多)

Hi. Not sure how to tag this. I've turned off as many ai features in Firefox as I am able. I'm practically begging for this company not to add more. It slows the browser, it wastes energy, and to be honest? I don't want summaries of things I'm looking up, I don't want to be recommended apps or features, or chat to a bot, or have my sentences finished for me/help with writing beyond spell check. Google had a decent spelling and grammar checker and then they added gen ai garbage and now it sucks! PLEASE stop adding ai features to Firefox. It makes browsing impossible.

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