Firefox 77, a version with changes mainly aimed at developers

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Last week the launch of the new branch of the popular web browser Firefox, reaching version 77 and a few days later a corrective update of this version was released in order to solve some problems with DNS over HTTP.

Even with this little update released, the new branch Mozilla browser it is notable because it has changed its roadmap to avoid delivery changes that could negatively impact the user experience on healthcare and government websites.

This may be the reason why Firefox 77 is not as feature-laden as previous versions.

In addition to Pocket recommendations coming to the UK (already available in Canada, Germany and the US as of April 2018), This new version of the browser is primarily a developer version.

And in Firefox debugger is now better able to handle large web applications with all its pools, live recharges and dependencies.

Mozilla promises performance improvements that reduce memory usage over time. The Map sources should also see their performance improve (some online map sources load 10 times faster) and improved reliability for many settings. A source map is a file through which the debugger can make the link between the running code and the original source files, allowing the browser to rebuild the original source and display it in the debugger.

Since the arrival of Firefox Quantum in November 2017, Firefox users have been warned when an extension wanted certain permissions. Users sometimes reject these authorization requests when updating an extension, which leaves them at an earlier version.

In Firefox 77, the developers of extensions can make more permissions available as optional permissions, which do not trigger an authorization request when installing or updating an extension. Optional authorizations can also be requested at the time of

Firefox 77 also offers a new settings menu for network and debugger, a new lookout option combining get / set and an improved overview of network data.

New features in the web platform include String # replaceAll to replace all occurrences of a string and IndexedDB cursor requests.

Another change that is presented is in Website Rendering It uses your PC or Mac's graphics card instead of the CPU to display a page.

This technology had been integrated into Firefox 67, but it was only available to a very small number of users. With Firefox 77, Web Render now is available by default in laptops with Windows 10 running on Nvidia GPUs with medium (<= 3440 × 1440) and large (> 3440 × 1440) screens.

Firefox now offers pocket recommendations to users in the UK. These recommendations have already been offered in the United States, Germany, and Canada for two years. They appear when you open a new tab to invite users to read certain articles highlighted by Pocket.

All the significant improvements in JavaScript debugging speed up loading and navigation of map sources, and less memory is used over time. Source map support has also become much more reliable and will work for many more cases.

Of the other changes that stand out:

  • Added JavaScript API support String.prototype.replaceAll (), which allows developers to return a new string with all matches from the supplied template while keeping the original string.
  • The browser.urlbar.oneOffSearches preference has been removed. To hide unique search buttons, uncheck search engines on the about page: preferences # search.
  • Various security fixes have been made for this release.
  • The list of applications in Firefox Options is now accessible to e-reader users.
  • Date / time entries are no longer tagged for accessibility tools users.

Download

They can download Firefox 77 from the browser's official website and existing users will have already received the update.


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