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"FirefoxCP Isolated Web Content" is slowly consuming all of my Mac's memory.

Hello:I use the M1 MacBook air which has 8 GB of RAM. I use it with a 4k 144Hz monitor.I was searching for a browser that can take advantage of my 144Hz monitor and run smoothly. Safari works only 72 Hz and chrome initially runs at 144Hz but graduall...

Firefox issues with sideloaded iOS apps?

I’ve recently been testing a few sideloaded iOS apps using iOS sideloading tool, and I've noticed something strange when using Firefox on iOS. Some app-linked webviews or browser-based functions like OAuth logins and embedded media aren’t rendering p...

Resolved! Accessibility Preferences API for Browsers and JavaScript

Accessibility Preferences API ProposalSummaryThis proposal suggests a new browser-level accessibility system that allows users to define preferences — such as dyslexia support, color vision type, and contrast level — through a dedicated “Accessibilit...

The Firefox store app and the Firefox program installation conflict with each other in Windows 11 Pro.

The Mozilla Firefox application installed from the Microsoft Store in Windows 11 Pro 25H2 conflicts with the Mozilla Firefox program installed from the downloadable .exe file from the website. They do not function as two separate software programs. T...

[Bug] Profiles are not visible. I cannot switch between profiles.

There are two profiles in a browser. This browser is Mozilla Firefox, which is a program that is downloaded and installed as an .exe file. Profiles are not visible. I cannot switch between profiles.

Simple Firefox Consumption Dashboard

Firefox suddenly take 40% of my cpus ( 8 core ) for more than 10min ( while I kill the Firefox process ) , but I can't find which tab or service worker do that ...

V 142.0 BUGS!

Firefox V142.0 has a HUGE BUG! Gmail now fails (freezes) when I try to attach a file. If/when this gets fixed, I will turn off updates for Firefox. Is there an easy way to get back to the last version?

Is Firefox browser basically broken for anyone else too?

It's freezing over any and everything. For a while every time the browser froze I had to restart my entire system. Cleaned out old stuff, cookies, cache, still happening. Won't even go to website unless I search for the website. It's insanely slow de...

highlighting text in pdf reader is not at all user friendly

please someone improve the highlighting function in the PDF reader, thanks

FF129 changed many settings

Hi,Since updating to v129 and then 129.0.1, there has been much trouble using the browser.The upgrade changed many of the security and preferrence settings unlike past updates meaning I'm now not setup as I was or as safe or careful online.It also br...