Once a profile has been used with Firefox 55 (or later), it should not be used with previous versions of Firefox. IndexedDB, the (DOM) Cache API, Service Workers, and the asm.js cache will all fail to operate, generating confusing errors and causing portions of Firefox and some websites to break. The profile can be made operable again in older
Problème avec firefox 57 - CNET France 15/12/2017 · Bonjour, J'ai migré avec mon ordi portable vers le firefox 57 sans problème. Sur mon ordi fixe c'est une autre histoire. Une fois installé la roue de recherche tourne sans s'arrêter tout le temps une page blanche j'ai désinstallé avec revo réinstaller, rien à … Firefox Fights Back - Firefox 57 - Page 8 - Windows … 12/08/2017 · Installed 57 and it does seem quite a bit faster than current FF. It picked up all my regular FF settings and data, so there was nothing to do except apply Edwin's suggested settings. 2 of my add-ons have a "Legacy" tag, but they are still working. How to Check if Your Extensions Will Stop Working …
DownloadHelper - Video download browser extension Starting with Firefox 57, add-ons using the former technology (Add-on SDK) are no longer supported, in favour of a Chrome-like interface called WebExtensions. This implied an almost complete rewrite of Video DownloadHelper, and the code base of this add-on being very large and complex and despite an enormous development effort, not all of the former features could make it to this release. A look at an early version of Firefox 57's New Tab … A look at an early version of Firefox 57's New Tab Page. by Martin Brinkmann on June 12, 2017 in Firefox - 31 comments. Mozilla plans to launch a New Tab Page design and functionality when it releases Firefox 57 in November 2017 to the stable channel audience. Firefox users won't lose any functionality when the New Tab Page launches, but they will get more features on the page, and more TART not working after Firefox 57 update (windows …
22/09/2017 · Firefox Nightly gets a new version every day and as a consequence, the release notes for the Nightly channel are updated continuously to reflect features that have reached sufficient maturity to benefit from community feedback and bug reports. Features listed here may or may not make a final release of Firefox. In addition to these release notes, you can follow ongoing development on our Solutions à Problemes DownloadHelper ne Fonctionne Plus 31/01/2018 · 2. DownloadHelper Ne Fonctionne pas avec Firefox Parfois, les problèmes de fonctionnement de DownloadHelper surviennent dans les versions plus récentes de Firefox et lorsque vous tentez de télécharger une vidéo, la fenêtre se referme automatiquement et … The Road to Firefox 57 – Compatibility Milestones ... Notably, we defined Firefox 57 as the first release where only WebExtensions will be supported. In parallel, the deployment of Multiprocess Firefox (also known as e10s) continues, with many users already benefiting from the performance and stability gains. There is a lot going on and we want you to know what to expect, so here is an update on the upcoming compatibility milestones. We’ve been Problème de lecture des vidéos avec le navigateur Mozilla ...
24/02/2017 · Video DownloadHelper not working. User Help for Mozilla Firefox. 7 posts • Page 1 of 1. tonedeaf2 Posts: 111 Joined: July 27th, 2005, 1:14 am. Posted February 18th, 2017, 7:47 pm. Video DownloadHelper addon has stopped working the last week. I tried using earlier versions but still the same problem. When downloading a vid, I'll check its progress (Tools/ Downloads) and it either just hangs
DownloadHelper - Video download browser extension Starting with Firefox 57, add-ons using the former technology (Add-on SDK) are no longer supported, in favour of a Chrome-like interface called WebExtensions. This implied an almost complete rewrite of Video DownloadHelper, and the code base of this add-on being very large and complex and despite an enormous development effort, not all of the former features could make it to this release. A look at an early version of Firefox 57's New Tab … A look at an early version of Firefox 57's New Tab Page. by Martin Brinkmann on June 12, 2017 in Firefox - 31 comments. Mozilla plans to launch a New Tab Page design and functionality when it releases Firefox 57 in November 2017 to the stable channel audience. Firefox users won't lose any functionality when the New Tab Page launches, but they will get more features on the page, and more TART not working after Firefox 57 update (windows …