Products · Product
Firefox OS
Raised as a usability problem by 76 people on Hacker News over 14 years (2012–2025), in 50 threads.
No issue was raised by at least 3 people in 3 threads this year.
No issue was raised by at least 3 people in 3 threads in the last 5 years.
Every issue, all time, most people first
Scrolling through lists is laggy, under 30 frames per secondUnreviewed
20122026- Scrolling long lists on low-spec phones is laggy and poor to use2015-05-26
- Scrolling through lists feels slow and laggy, under 30 frames per second2015-05-26
- Janky list scrolling makes items hard to click or find on touch screens2014-06-12
Typing, taps, swipes and camera take seconds to respondUnreviewed
20122026- Phone lags after touch so letters appear several characters late, with no feedback2014-02-23
- Phone lags so typing, taps, swipes and camera take seconds to respond2013-08-12
- Screen and apps lag, so taps and transitions take seconds to register2013-07-09
Unreviewed issues were grouped by machine: Claude Haiku labelled each comment as a usability complaint, named what it's about and summed up the problem in a line, and a small model grouped similar problems. Nobody has checked them by hand. Expect mistakes.
The newest 50 complaints
- Typing is painfully slow, keys mis-register, and webpage navigation is a nightmare on cheap phones2025-06-11
- Phone was unusable as a daily driver2025-06-11
- Overexposed bright pixels render as black in camera app2022-10-12
- Redesign broke features the commenter relied on2022-10-12
- Everyday annoyances persisted for months and the phone stagnated without improving2020-09-16
- Apps are very slow, UI freezes, and calls get lost on the phone2020-03-12
- Firefox phone was pretty unusable in most areas2019-04-06
- Gecko-based phone software is so slow that using it for minutes is miserable2018-12-04
- Phone barely booted and screen flickered so badly it was unusable2018-09-14
- Back button placed far from thumb reach, requiring awkward toolbar tap2018-04-16
- Phone software was extremely slow and laggy to interact with2017-09-30
- Tiny keyboard and desktop UI on a palm-sized screen would be a terrible experience2016-09-27
- Feels laggy and unresponsive in use on the Flame device2016-09-27
- JavaScript-heavy apps are laggy and give poor UX on low-end phones2016-07-30
- User avoided sending texts and using apps, locking the phone instead2016-01-27
- OS is slow and difficult to use because the UI runs in a browser engine2015-12-11
- An upgrade made the keyboard unusable for the commenter2015-12-09
- Home button takes about 10 seconds to reload the home screen before launching apps2015-11-29
- Icons open wrong apps and settings rows are unresponsive or lag2015-11-29
- Interface is janky, broken and slow to respond2015-11-29
- IOS-style UI described as terrible and unscalable2015-11-12
- Back button does nothing in some places, so the user must restart the OS to return to the menu2015-11-12
- Runs slowly on a Nexus 6 device2015-06-09
- Interface is slow and laggy to interact with on an older phone2015-06-09
- Experience is unusable on the commenter's phone2015-06-09
- Scrolling long lists on low-spec phones is laggy and poor to use2015-05-26
- Scrolling through lists feels slow and laggy, under 30 frames per second2015-05-26
- Browser lacked basic features and tab handling struggled with many open tabs2015-05-25
- Lists lag behind the finger, making it hard to find what you're looking for2015-05-25
- Phone feels slow, sluggish and unresponsive; typing is difficult2015-05-25
- Maps app was nearly unusable on the Geeksphone Keon2015-05-25
- Dashboard is a separate app, so users must look away from content to switch apps2015-05-04
- Icons scattered around window waste space with no apparent purpose, cluttering the screen2015-05-04
- Repeatedly pressing arrow keys on remotes to navigate the UI is annoying2015-05-04
- Text prediction doesn't learn automatically, frustrating when messaging in two languages2015-04-01
- Phone becomes unresponsive a couple of times a week, requiring battery removal to restart2015-03-01
- Interactive web apps feel sluggish and slow to respond on low-end devices2015-02-05
- Basic functionality missing, so the phone is hard to use for a new smartphone user2014-12-25
- Screenshot gesture triggers accidentally on unlock; confusing wording, hard-to-find buttons, slow performance2014-12-25
- Phone runs so slowly and sluggishly it makes everyday use frustrating2014-10-09
- Touchscreen constantly needed to be fought against during use2014-10-09
- No multitouch or autocorrect; pressing Q and P together types Y2014-10-09
- Dialer randomly locks up and incoming call slider doesn't respond, so calls can't be answered2014-10-01
- Screen brightness resets to 100% every time the phone wakes from standby2014-08-27
- Must scroll all the way to top to switch tabs, since address bar is hidden2014-08-08
- Can't switch tabs unless scrolled to top, since address bar is hidden2014-08-07
- Keyboard all caps layout is a usability pain point for the commenter2014-08-07
- Search surfaces low-quality web results mixed into app listings, and can't be disabled2014-08-07
- Phones are not consumer ready and are hard to flash, and were hard to find in stores2014-08-07
- Interface feels bad and performance is poor, giving a poor user experience2014-06-13