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Massive issues since most recent Firefox update.

Hello! Since the latest update to Firefox (153, I believe) my Firefox has not worked. It starts up perfectly fine, but quickly freezes, becomes non-responsive, and needs … (tuilleadh eolais)

Hello! Since the latest update to Firefox (153, I believe) my Firefox has not worked. It starts up perfectly fine, but quickly freezes, becomes non-responsive, and needs to be closed. No matter how many times I attempt to open it, the same thing occurs. There’s been been occasions where it hasn’t frozen immediately so I have been able to turn off hardware acceleration as well as remove my theme and disable all my add-ons/extensions, but this has done nothing. Creating a new profile does not help, nor does trying Safe Mode: the same thing happens no matter what. I tried to reinstall the update, but this also did nothing. I haven’t yet tried to uninstall & reinstall or do a Firefox refresh as those are my last resorts and I won’t do them unless I’m sure they’ll make a difference. I haven’t downloaded any new extensions recently, and this only started happening after the most recent update. I’m not sure what else I can try at this point, and am very frustrated.

Open 55 4 335

this new version still did not help

i have tried anew profile got a the newest version and it still does not help i guess the people doing the updates have no idea how to fix the issue or care n… (tuilleadh eolais)

i have tried anew profile got a the newest version and it still does not help i guess the people doing the updates have no idea how to fix the issue or care none of you can really help all the idea you have had i have tried and still i get the same Firerfox running but not responding' guess you will force me to go to chrome instead which does not do this nor does Edge so you can not tell me it is not a firebox issue because neither Chrome or hedge with by the way all the same desktop icons i have had for years work

Open 22 70

large amount of RAM

Gentlemen, isn't your browser using a lot of RAM? I've been freaking out about it in recent years. That's only with 25 tabs open!! Despite the fact that the system was in… (tuilleadh eolais)

Gentlemen, isn't your browser using a lot of RAM? I've been freaking out about it in recent years. That's only with 25 tabs open!! Despite the fact that the system was installed just a day ago, without any tweaks!!!

Open 21 294

Firefox constantly not responding

I started noticing that Firefox was giving me a lot of "not responding" freezes the past couple of weeks. The past couple of days I basically cannot access Firefox at al… (tuilleadh eolais)

I started noticing that Firefox was giving me a lot of "not responding" freezes the past couple of weeks. The past couple of days I basically cannot access Firefox at all - constant, immediate freezing. I have tried uninstalling/reinstalling (multiple times), disabling hardware acceleration, running troubleshooter mode (still freezes! if it opens at all!), deleting profiles, restarting my computer, etc. I've done just about everything I can find online about this issue. Nothing has worked. I have no issues with Chrome or Edge.

Any suggestions??

Open 19 450

Web pages with infinite scroll get incredibly laggy

So I know these websites are kind of crap anyway, but I have issues with scrolling bsky.social (and other clients for it like witchsky) and twitter. The further into the … (tuilleadh eolais)

So I know these websites are kind of crap anyway, but I have issues with scrolling bsky.social (and other clients for it like witchsky) and twitter. The further into the timeline I get, the more frequently these webpages lag.

They begin freezing every few seconds for a few seconds, during which they queue left or right clicks, page up/page down, and various other commands, only processing them once it unfreezes. Firefox itself still works during this freeze, e.g. opening the main menu. Also, I can still scroll up or down to a limited degree, though this just exposes empty, unrendered webpage until it unfreezes.

bsky.social has had this problem for a long time, but twitter only recently developed this issue after I had to do a cache clear, cookie clear, etc. trying to log in a few weeks ago. Prior to that it didn't have this issue.

Task manager hasn't really helped elucidate what's wrong, so it might be an about:config that I set or even an unruly extension, but I really don't know what to try.

Open 13

Linux Ubuntu, Firefox 154.0, firefox freezes and I am unable to make it work or quit it.

This has been in the last month or so. It will freeze up and I can't break out of it. Last time it froze the whole computer and I had to power down and restart. The… (tuilleadh eolais)

This has been in the last month or so. It will freeze up and I can't break out of it. Last time it froze the whole computer and I had to power down and restart. There must be something that changed. And there must be some way for me to be able to quit when this happens. Last time it was on a video call with my 104 year old mother and it is very annoying. The whole thing froze and I had to restart the computer and when I got it back up, she was off. I need some way to break out so I don't have to do a complete restart. t.

Open 9 30

Firefox freezes so pages don’t load and I can’t open or close tabs

Recently (past few weeks) I’ve found Firefox on my iPhone (iOS 26.5.2) has stopped loading. I’ll open the app and it won’t load the page at all. It also doesn’t let me re… (tuilleadh eolais)

Recently (past few weeks) I’ve found Firefox on my iPhone (iOS 26.5.2) has stopped loading. I’ll open the app and it won’t load the page at all. It also doesn’t let me reload the page, add tabs, or close tabs. Occasionally it will fix if I click a link from an SMS or something that then opens in the app. Quitting Firefox doesn’t work, restarting my phone also doesn’t work.

Open 8 71

Firefox updated to 155.0.1 - now no Rt-Clk, no rearranging of tabs, and menu buttons across top of windows all inert. Win10 desktop. HELP!

My Desktop - Win10, 260+ Gigs RAM/14+ TB HD space Firefox updated a couple of days ago, and again today (this time to 155.0.1) Ever since . . . . . . Having Ma… (tuilleadh eolais)

My Desktop - Win10, 260+ Gigs RAM/14+ TB HD space Firefox updated a couple of days ago, and again today (this time to 155.0.1) Ever since . . . . . . Having Major problems NOW No Rt-Clk function in Ff Ff menu buttons non-functional Ff tabs can no longer be rearranged Data entry fields, dropdowns, Submit buttons, & "add to cart" buttons not working on Ff pages -Things I've tried; I rebooted Ff & Windows several times each - No Joy I cleared Ff startup cache twice - No Joy HELP! I use Ffox for roughly 85% of my online activities - I'm pretty much hosed

PLEASE HELP!
Open 6 10

Why is Firefox so slow and freezes up now?

Been using Firefox for over a decade. But lately is has become so slow now. Often freezes up if more than two tabs are open or a website is in any way very complex. What … (tuilleadh eolais)

Been using Firefox for over a decade. But lately is has become so slow now. Often freezes up if more than two tabs are open or a website is in any way very complex. What settings and issues should I check? What has changed? I can run the same sites on Brave and Edge browsers with no issues or not nearly as slow and bogged down.

Open 6 1 80

Cannot download files or change settings

This morning, I can no longer download (Save) files to my computer, nor check/change settings in Firefox. Tried all troubleshooting steps to no avail. If I delete and re… (tuilleadh eolais)

This morning, I can no longer download (Save) files to my computer, nor check/change settings in Firefox. Tried all troubleshooting steps to no avail.

If I delete and reinstall Firefox, will I lose all my Bookmarks, etc.? Running version 157.0 (aarch64).

Appreciate any help!

Open 5

Firefox ram usage doubles and then changing tabs or adding tabs freezes program.

So normally firefox uses a reasonable amount of ram but sometimes the amount of ram usage almost doubles, then if I try to change tabs the program freezes. I then have to… (tuilleadh eolais)

So normally firefox uses a reasonable amount of ram but sometimes the amount of ram usage almost doubles, then if I try to change tabs the program freezes. I then have to wait for firefox to stop using the excess of ram and return back to normal levels.

I believe this mainly happens when I have youtube or reddit open but I have no idea how to fix this.

I have already tried reinstalling firefox and deleting/changing extensions. The current extension i have on is adguard adblocker and no others.

Open 5 10

I see freeze of blank page

Hello, After the last update i keep seeing a blank page when i open a new tab or new page. i tried the troubleshooting mode but the same. i need to refresh every time i o… (tuilleadh eolais)

Hello, After the last update i keep seeing a blank page when i open a new tab or new page. i tried the troubleshooting mode but the same. i need to refresh every time i open a new page.

Open 5 10

On return from screen saver latest firefox looses menu, right click menu, bookmark toolbar.

Anyway to fix the issue? Name: Firefox Version: 150.0.1 Build ID: 20260427221700 Distribution ID: canonical-002 User Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:15… (tuilleadh eolais)

Anyway to fix the issue?

Name: Firefox Version: 150.0.1 Build ID: 20260427221700 Distribution ID: canonical-002 User Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:150.0) Gecko/20100101 Firefox/150.0 OS: Linux 6.8.0-111-generic #111~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Tue Apr 14 17:13:45 UTC OS Theme: Yaru / Yaru Multiprocess Windows: 1/1 Fission Windows: 1/1 Enabled by default Remote Processes: 11 Enterprise Policies: Inactive Google Location Service Key: Found Google Safebrowsing Key: Found Mozilla Location Service Key: Missing Safe Mode: false Memory Size (RAM): 31.1 GB Disk Space Available: 383 GB

Open 5 90

Buttons in pop-up windows don't work

Hello! In the last update of the application, I encountered such a problem that the buttons in the pop-up windows are not pressed. For example, even now, I had to ask thi… (tuilleadh eolais)

Hello! In the last update of the application, I encountered such a problem that the buttons in the pop-up windows are not pressed. For example, even now, I had to ask this question from the browser on my PC, because I couldn't select the topic I needed on my smartphone because the buttons in the pop-up window wouldn't press. Clearing the cache, deleting the application data, and even reinstalling the application did not help. This makes it very difficult to use the browser. If there is any solution to fix this, please share. Thanks!

Browser: Firefox Android 154.0 (Build #2016178695), 71302855625d5bfc0352ff18192d1cd0c6d95553 GV: 154.0-20260814215756 AS: 154.0.1.

Device: Oppo Reno14 F 5G; OS: Android 16; software version: CPH_2743_16.05.1000; region: Russia.

Open 4 20

Improve RAM management in xiaomi 17 ultra

Hi I have notice when there are multiple tabs open and multiple extension running the app seem to lag with page reloading ( youtube, google, insta) Also PIP for youtube … (tuilleadh eolais)

Hi

I have notice when there are multiple tabs open and multiple extension running the app seem to lag with page reloading ( youtube, google, insta)

Also PIP for youtube is broken with maybe hyperos 3 Youtube controller or browser customize controller for youtube

Kindly check that

I have realised if browser is optimized well then it can replace many social media app with more privacy and customization

Device Xiaomi 17 ultra Os- hyperos 3.0.2.0 WPAINXM Android version: 16BP2A.250605.031.A3

Open 4 60

WHY THE HECK FIREFOX USES 16 GIGABYTES OF RAM??????????????????????????????

FIREFOX ... MMMMMMMMMMMMMMMMOOOOOOOOOOOOOOOOORRRRRRRRREEEEEEEEEEE THAN 16 GIGABYTES WITH ONLY 4 TABS OPENED. AND OF COURSE .... BROWSER FREEZES, NEED TO KILL FIREFOX TO … (tuilleadh eolais)

FIREFOX ... MMMMMMMMMMMMMMMMOOOOOOOOOOOOOOOOORRRRRRRRREEEEEEEEEEE THAN 16 GIGABYTES WITH ONLY 4 TABS OPENED. AND OF COURSE .... BROWSER FREEZES, NEED TO KILL FIREFOX TO STAR WORKING AGAIN ....

WHAT ARE YOU SMOKING THESE DAYS?

Open 4 90

Mozilla keeps freezing with Program not responding

For the last four days every time I go to clear my history,"Program not responding" with a white a line at the top of the page with a message to close program or wait fo… (tuilleadh eolais)

For the last four days every time I go to clear my history,"Program not responding" with a white a line at the top of the page with a message to close program or wait for response. I have tried restarting my computer with no change. If I close the program and restart I don't see a change. It seems to be intermittent. Please find out what is causing this glitch .

Thank you.

Open 4 10