Firefox 50
- Firefox 500 Error
- Mozilla - FireFox 50 Released To Fix 27 Security Vulnerabilities
- Firefox 50 Version Download
- See More Results
- Overview Of Mozilla Firefox 50
Firefox 50.0
- Firefox browser gives you effortless privacy protection with lighting-fast page loads. Enhanced Tracking Protection automatically blocks over 2000 known online trackers from invading your privacy and slowing down your pages. Firefox browser also introduces a clean new design that makes it easier to get more things done, more quickly.
- Nov 28, 2016 Firefox is built on top of the powerful new Gecko platform, resulting in a safer, easier to use and more personal product.Mozilla plans to crowdsource its performance data to learn more about how the browser performs in real-world situations.
Get Firefox, a free web browser backed by Mozilla, a non-profit dedicated to internet health and privacy. Available now on Windows, Mac, Linux, Android and iOS. Dec 01, 2016 Firefox is built on top of the powerful new Gecko platform, resulting in a safer, easier to use and more personal product.Mozilla plans to crowdsource its performance data to learn more about how the browser performs in real-world situations. Mozilla Firefox Description. Mozilla Firefox is a free, fast and efficient cross-platform web browser and one of the most popular browsers in use. Firefox boasts speed and tabbed.
Windows
Operating Systems (32-bit and 64-bit)
- Windows XP SP2
- Windows Server 2003 SP1
- Windows Vista
- Windows 7
- Windows 8
- Windows 10
Please note that 64-bit builds of Firefox are only supported on Windows 7 and higher.
Recommended Hardware
- Pentium 4 or newer processor that supports SSE2
- 512MB of RAM
- 200MB of hard drive space
Mac
Operating Systems
- Mac OS X 10.9
- Mac OS X 10.10
- Mac OS X 10.11
Recommended Hardware
- Macintosh computer with an Intel x86 processor
- 512 MB of RAM
- 200 MB hard drive space
GNU/Linux
Firefox 500 Error
Software Requirements
Please note that GNU/Linux distributors may provide packages for your distribution which have different requirements.
- Firefox will not run at all without the following libraries or packages:
- GTK+ 3.4 or higher
- GLib 2.22 or higher
- Pango 1.14 or higher
- X.Org 1.0 or higher (1.7 or higher is recommended)
- libstdc++ 4.6.1 or higher
- For optimal functionality, we recommend the following libraries or packages:
- NetworkManager 0.7 or higher
- DBus 1.0 or higher
- HAL 0.5.8 or higher
- GNOME 2.16 or higher
Mozilla - FireFox 50 Released To Fix 27 Security Vulnerabilities
This schedule is based on the current RapidRelease plan. Future dates may change if the process changes. Code is not always released to users on the same day as the branch migration. The release to users may be a few days later, to allow for manual testing and sign-off. Thunderbird tracks the ESR schedule column per Thunderbird release info.
Calendars
Firefox 50 Version Download
This wiki page may not always have the most current information. Please refer to one of the following calendars for up-to-date scheduling:
- Firefox Merge/Release Dates (ICS for Thunderbird/Lightning or your calendar app) (low noise)
- Firefox Merge/Release Full Scheduling Calendar (ICS) (highly detailed - 99.99% up to date)
Future branch dates
Quarter | Soft Freeze | Merge Date | Nightly | Beta | Release Date | Release | ESR |
---|---|---|---|---|---|---|---|
Q2 2021 | 2021-05-27 | 2021-05-31 | Firefox 91 | Firefox 90 | 2021-06-01 | Firefox 89 | Firefox 78.11 |
2021-06-24 | 2021-06-28 | Firefox 92 | Firefox 91 | 2021-06-29 | Firefox 90 | Firefox 78.12 | |
Q3 2021 | 2021-07-22 | 2021-07-26 | Firefox 93 | Firefox 92 | 2021-07-27 | Firefox 91 | Firefox 78.13; 91.0 |
2021-08-19 | 2021-08-23 | Firefox 94 | Firefox 93 | 2021-08-24 | Firefox 92 | Firefox 78.14; 91.1 | |
2021-09-16 | 2021-09-20 | Firefox 95 | Firefox 94 | 2021-09-21 | Firefox 93 | Firefox 78.15; 91.2 | |
Q4 2021 | 2021-10-14 | 2021-10-18 | Firefox 96 | Firefox 95 | 2021-10-19 | Firefox 94 | Firefox 91.3 |
2021-11-11 | 2021-11-15 | Firefox 97 | Firefox 96 | 2021-11-16 | Firefox 95 | Firefox 91.4 | |
2021-12-09 | 2021-12-13 | Firefox 98 | Firefox 97 | 2021-12-14 | Firefox 96 | Firefox 91.5 | |
Q1 2022 | 2022-01-20 | 2022-01-24 | Firefox 99 | Firefox 98 | 2022-01-25 | Firefox 97 | Firefox 91.6 |
The Nightly soft freeze is typically during the week prior to merge day. During this period high-risk patches should avoid landing until after the Nightly version bump lands on mozilla-central on merge day.
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Past branch dates
More details on contents of releases can be found in the release notes archive or Wikipedia: Firefox version history.
Soft Freeze | Merge Date | Central | Beta | Release Date | Release | ESR |
---|---|---|---|---|---|---|
2021-04-15 | 2021-04-19 | Firefox 90 | Firefox 89 | 2021-04-19 | Firefox 88 | Firefox 78.10 |
2021-03-18 | 2021-03-22 | Firefox 89 | Firefox 88 | 2021-03-23 | Firefox 87 | Firefox 78.9 |
2021-02-18 | 2021-02-22 | Firefox 88 | Firefox 87 | 2021-02-23 | Firefox 86 | Firefox 78.8 |
2021-01-21 | 2021-01-25 | Firefox 87 | Firefox 86 | 2021-01-26 | Firefox 85 | Firefox 78.7 |
2020-12-10 | 2020-12-14 | Firefox 86 | Firefox 85 | 2020-12-15 | Firefox 84 | Firefox 78.6 |
2020-11-12 | 2020-11-16 | Firefox 85 | Firefox 84 | 2020-11-17 | Firefox 83 | Firefox 78.5 |
2020-10-15 | 2020-10-19 | Firefox 84 | Firefox 83 | 2020-10-20 | Firefox 82 | Firefox 78.4 |
2020-09-17 | 2020-09-21 | Firefox 83 | Firefox 82 | 2020-09-22 | Firefox 81 | Firefox 78.3 |
2020-08-20 | 2020-08-24 | Firefox 82 | Firefox 81 | 2020-08-25 | Firefox 80 | Firefox 68.12; 78.2 |
2020-07-23 | 2020-07-27 | Firefox 81 | Firefox 80 | 2020-07-28 | Firefox 79 | Firefox 68.11; 78.1 |
2020-06-26 | 2020-06-29 | Firefox 80 | Firefox 79 | 2020-06-30 | Firefox 78 | Firefox 68.10; 78.0 |
2020-05-28 | 2020-06-01 | Firefox 79 | Firefox 78 | 2020-06-02 | Firefox 77 | Firefox 68.9 |
2020-04-30 | 2020-05-04 | Firefox 78 | Firefox 77 | 2020-05-05 | Firefox 76 | Firefox 68.8 |
2020-04-02 | 2020-04-06 | Firefox 77 | Firefox 76 | 2020-04-07 | Firefox 75 | Firefox 68.7 |
2020-03-05 | 2020-03-09 | Firefox 76 | Firefox 75 | 2020-03-10 | Firefox 74 | Firefox 68.6 |
2020-02-06 | 2020-02-10 | Firefox 75 | Firefox 74 | 2020-02-11 | Firefox 73 | Firefox 68.5 |
2020-01-02 | 2020-01-06 | Firefox 74 | Firefox 73 | 2020-01-07 | Firefox 72 | Firefox 68.4 |
2019-11-25 | 2019-12-02 | Firefox 73 | Firefox 72 | 2019-12-03 | Firefox 71 | Firefox 68.3 |
2019-10-14 | 2019-10-21 | Firefox 72 | Firefox 71 | 2019-10-22 | Firefox 70 | Firefox 68.2 |
2019-08-26 | 2019-09-02 | Firefox 71 | Firefox 70 | 2019-09-03 | Firefox 69 | Firefox 60.9; 68.1 |
2019-07-01 | 2019-07-08 | Firefox 70 | Firefox 69 | 2019-07-09 | Firefox 68 | Firefox 60.8; 68.0 |
2019-05-13 | 2019-05-20 | Firefox 69 | Firefox 68 | 2019-05-21 | Firefox 67 | Firefox 60.7 |
2019-03-11 | 2019-03-18 | Firefox 68 | Firefox 67 | 2019-03-19 | Firefox 66 | Firefox 60.6 |
2019-01-21 | 2019-01-28 | Firefox 67 | Firefox 66 | 2019-01-29 | Firefox 65 | Firefox 60.5 |
2018-12-03 | 2018-12-10 | Firefox 66 | Firefox 65 | 2018-12-11 | Firefox 64 | Firefox 60.4 |
2018-10-15 | 2018-10-22 | Firefox 65 | Firefox 64 | 2018-10-23 | Firefox 63 | Firefox 60.3 |
Merge Date | Central | Beta | Release Date | Release | ESR |
---|---|---|---|---|---|
2018-09-04 | Firefox 64 | Firefox 63 | 2018-09-05 | Firefox 62 | Firefox 60.2 |
2018-06-25 | Firefox 63 | Firefox 62 | 2018-06-26 | Firefox 61 | Firefox 52.9; 60.1 |
2018-05-07 | Firefox 62 | Firefox 61 | 2018-05-09 | Firefox 60 | Firefox 52.8; 60.0 |
2018-03-12 | Firefox 61 | Firefox 60 | 2018-03-13 | Firefox 59 | Firefox 52.7 |
2018-01-22 | Firefox 60 | Firefox 59 | 2018-01-23 | Firefox 58 | Firefox 52.6 |
2017-11-13 | Firefox 59 | Firefox 58 | 2017-11-14 | Firefox 57 | Firefox 52.5 |
2017-09-21 | Firefox 58 | Firefox 57 | 2017-09-28 | Firefox 56 | Firefox 52.4 |
2017-08-02 | Firefox 57 | Firefox 56 | 2017-08-08 | Firefox 55 | Firefox 52.3 |
2017-06-12 | Firefox 56 | Firefox 55 | 2017-06-13 | Firefox 54 | Firefox 52.2 |
2017-04-18 | Firefox 55 | Firefox 54 | 2017-04-19 | Firefox 53 | Firefox 45.9; 52.1 |
Merge Date | Central | Aurora | Beta | Release Date | Release | ESR |
---|---|---|---|---|---|---|
2017-03-06 | Firefox 55 | Firefox 54 | Firefox 53 | 2017-03-07 | Firefox 52 | Firefox 45.8; 52.0 |
2017-01-23 | Firefox 54 | Firefox 53 | Firefox 52 | 2017-01-24 | Firefox 51 | Firefox 45.7 |
2016-12-13 | Firefox 50.1.0 | Firefox 45.6 | ||||
2016-11-14 | Firefox 53 | Firefox 52 | Firefox 51 | 2016-11-15 | Firefox 50 | Firefox 45.5 |
2016-09-19 | Firefox 52 | Firefox 51 | Firefox 50 | 2016-09-20 | Firefox 49 | Firefox 45.4 |
2016-08-01 | Firefox 51 | Firefox 50 | Firefox 49 | 2016-08-02 | Firefox 48 | Firefox 45.3 |
2016-06-06 | Firefox 50 | Firefox 49 | Firefox 48 | 2016-06-07 | Firefox 47 | Firefox 45.2 |
2016-04-25 | Firefox 49 | Firefox 48 | Firefox 47 | 2016-04-26 | Firefox 46 | Firefox 38.8; 45.1 |
2016-03-07 | Firefox 48 | Firefox 47 | Firefox 46 | 2016-03-08 | Firefox 45 | Firefox 38.7; 45.0 |
2016-01-25 | Firefox 47 | Firefox 46 | Firefox 45 | 2016-01-26 | Firefox 44 | Firefox 38.6 |
2015-12-14 | Firefox 46 | Firefox 45 | Firefox 44 | 2015-12-15 | Firefox 43 | Firefox 38.5 |
2015-10-29 | Firefox 45 | Firefox 44 | Firefox 43 | 2015-11-03 | Firefox 42 | Firefox 38.4 |
2015-09-21 | Firefox 44 | Firefox 43 | Firefox 42 | 2015-09-22 | Firefox 41 | Firefox 38.3 |
2015-08-10 | Firefox 43 | Firefox 42 | Firefox 41 | 2015-08-11 | Firefox 40 | Firefox 38.2 |
2015-06-29 | Firefox 42 | Firefox 41 | Firefox 40 | 2015-06-30 | Firefox 39 | Firefox 31.8; 38.1 |
2015-06-02 | Firefox 38.0.5 | |||||
2015-05-11* | Firefox 41 | Firefox 40 | Firefox 39 | 2015-05-12* | Firefox 38 | Firefox 31.7; 38.0 |
2015-03-30* | Firefox 40 | Firefox 39 | Firefox 38 | 2015-03-31* | Firefox 37 | Firefox 31.6 |
2015-02-23 | Firefox 39 | Firefox 38 | Firefox 37 | 2015-02-24 | Firefox 36 | Firefox 31.5 |
2015-01-12* | Firefox 38 | Firefox 37 | Firefox 36 | 2015-01-13* | Firefox 35 | Firefox 31.4 |
2014-11-28* | Firefox 37 | Firefox 36 | Firefox 35 | 2014-12-01* | Firefox 34 | Firefox 31.3 |
2014-10-13 | Firefox 36 | Firefox 35 | Firefox 34 | 2014-10-14 | Firefox 33 | Firefox 31.2 |
2014-09-02* | Firefox 35 | Firefox 34 | Firefox 33 | 2014-09-02 | Firefox 32 | Firefox 24.8; 31.1 |
2014-07-21 | Firefox 34 | Firefox 33 | Firefox 32 | 2014-07-22 | Firefox 31 | Firefox 24.7; 31.0 |
2014-06-09 | Firefox 33 | Firefox 32 | Firefox 31 | 2014-06-10 | Firefox 30 | Firefox 24.6 |
2014-04-28 | Firefox 32 | Firefox 31 | Firefox 30 | 2014-04-29 | Firefox 29 | Firefox 24.5 |
2014-03-17 | Firefox 31 | Firefox 30 | Firefox 29 | 2014-03-18 | Firefox 28 | Firefox 24.4 |
2014-02-03* | Firefox 30 | Firefox 29 | Firefox 28 | 2014-02-04* | Firefox 27 | Firefox 24.3 |
2013-12-09 | Firefox 29 | Firefox 28 | Firefox 27 | 2013-12-10 | Firefox 26 | Firefox 24.2 |
2013-10-28 | Firefox 28 | Firefox 27 | Firefox 26 | 2013-10-29 | Firefox 25 | Firefox 17.0.10; 24.1 |
2013-09-16 | Firefox 27 | Firefox 26 | Firefox 25 | 2013-09-17 | Firefox 24 | Firefox 17.0.9; 24.0 |
2013-08-05 | Firefox 26 | Firefox 25 | Firefox 24 | 2013-08-06 | Firefox 23 | Firefox 17.0.8 |
2013-06-24 | Firefox 25 | Firefox 24 | Firefox 23 | 2013-06-25 | Firefox 22 | Firefox 17.0.7 |
2013-05-13 | Firefox 24 | Firefox 23 | Firefox 22 | 2013-05-14 | Firefox 21 | Firefox 17.0.6 |
2013-04-01 | Firefox 23 | Firefox 22 | Firefox 21 | 2013-04-02 | Firefox 20 | Firefox 17.0.5 |
2013-02-19* | Firefox 22 | Firefox 21 | Firefox 20 | 2013-02-19 | Firefox 19 | Firefox 17.0.3 |
2013-01-07* | Firefox 21 | Firefox 20 | Firefox 19 | 2013-01-08* | Firefox 18 | Firefox 10.0.12; 17.0.2 |
2012-11-19 | Firefox 20 | Firefox 19 | Firefox 18 | 2012-11-20 | Firefox 17 | Firefox 10.0.11; 17.0 |
2012-10-08 | Firefox 19 | Firefox 18 | Firefox 17 | 2012-10-09 | Firefox 16 | Firefox 10.0.8 |
2012-08-27 | Firefox 18 | Firefox 17 | Firefox 16 | 2012-08-28 | Firefox 15 | Firefox 10.0.7 |
2012-07-16 | Firefox 17 | Firefox 16 | Firefox 15 | 2012-07-17 | Firefox 14 | Firefox 10.0.6 |
2012-06-05 | Firefox 16 | Firefox 15 | Firefox 14 | 2012-06-05 | Firefox 13 | Firefox 10.0.5 |
2012-04-24 | Firefox 15 | Firefox 14 | Firefox 13 | 2012-04-24 | Firefox 12 | Firefox 10.0.4 |
2012-03-13 | Firefox 14 | Firefox 13 | Firefox 12 | 2012-03-13 | Firefox 11 | Firefox 10.0.3 |
2012-01-31 | Firefox 13 | Firefox 12 | Firefox 11 | 2012-01-31 | Firefox 10 | Firefox 10.0 |
2011-12-20 | Firefox 12 | Firefox 11 | Firefox 10 | 2011-12-20 | Firefox 9 | |
2011-11-08 | Firefox 11 | Firefox 10 | Firefox 9 | 2011-11-08 | Firefox 8 | |
2011-09-27 | Firefox 10 | Firefox 9 | Firefox 8 | 2011-09-27 | Firefox 7 | |
2011-08-16 | Firefox 9 | Firefox 8 | Firefox 7 | 2011-08-16 | Firefox 6 | |
2011-07-05 | Firefox 8 | Firefox 7 | Firefox 6 | |||
2011-06-21 | Firefox 5 | |||||
2011-05-24 | Firefox 7 | Firefox 6 | ||||
2011-05-17 | Firefox 5 | |||||
2011-04-12 | Firefox 6 | Firefox 5 |
*Some release dates and merge dates are rescheduled to avoid conflicts with holidays.
Notes:
Overview Of Mozilla Firefox 50
- Four week schedule starting late 2019.
- Irregular schedule targeting six to eight week intervals, adjusting for holidays, starting 2016.
- Six week schedule from 2011 to 2015 (with some dates delayed to avoid conflicts with holidays).
- Firefox 5 was on a slightly different schedule. It spent five weeks each on Aurora and Beta while later releases spent six weeks on each branch.