Mozilla plans to discharge the following significant ESR adaptation of Firefox, Firefox 78, on June 30, 2020. Another significant variant overhauls Firefox’s Extended Support Release from a more established rendition, for this situation from Firefox ESR 68, to another form.
Firefox ESR is refreshed as every now and again as Firefox Stable however the center distinction is that Firefox ESR renditions won’t get all the progressions of Firefox Stable discharges. These progressions are pushed to Firefox ESR when another significant adaptation is discharged.
Current renditions of Firefox are good with Windows, Mac OS, and Linux. On Mac OS, Firefox is good with Mac OS 10.9 to Mac OS 10.15 and clients may introduce any Firefox channel on these gadgets.
The arrival of Firefox 78 and Firefox ESR 78 changes that. Mozilla plans to end support for Mac OS 10.9 to 10.11 (Mac OS X Mavericks, Yosemite, and El Capitan) one year from now; Firefox Stable establishments on these frameworks will be relocated to Firefox ESR 78 when the new form is discharged on June 30, 2020.
For what reason is that done? Mozilla notes on Bugzilla:
We right now support macOS renditions 10.9 to 10.15. We’re taking a gander at moving clients on renditions < 10.12 to the esr branch with the arrival of Firefox 78, to both have the option to help them for about a year longer, and lessen the weight from old forms on designing and QA for mainline Firefox.
A meta bug has been made on Bugzilla that tracks the relocation procedure. Macintosh OS X clients of Firefox who despite everything utilize these more established forms of the Mac OS X working framework will have the option to utilize Firefox ESR for one more year before help runs out. It is hazy if and how other Firefox channel establishments, for example Firefox Nightly or Beta, are influenced by Mozilla’s choice to end support.
Firefox ESR 78 won’t get new element refreshes however will get bug fixes and security refreshes. Mozilla’s Hardware dashboard gives no subtleties on the destined to be resigned Mac OS X forms; these are likely documented under macOS Other and had a portion of 2.2% in February 2020. Note that the detail incorporates all Mac adaptations with the exception of Catalina, Mojave and High Sierra.
Google Chrome’s present framework necessities on Mac require OS X Yosemite 10.10 or later.
I was unable to discover accurate Mac OS utilization figures yet the choice will surely affect some Firefox clients. Mozilla has not closed out clients from introducing Firefox on unsupported frameworks previously yet these don’t get support from the organization and bugs explicit to these frameworks won’t be fixed either.
With Mozilla’s piece of the pie not looking that ruddy, I’d anticipate that the organization should hold clients at whatever point conceivable regardless of whether that implies supporting more established working framework forms. The association has all the current figures to settle on a good choice then again. (by means of Sören)