Download Mozilla Firefox 58.0 x64 MSI for Configuration Manager deployments.

  • No desktop shortcut;
  • English localization;
  • No Updater (no mozilla maintance service);
  • Upgradable in future. (past release)

New

  • Performance improvements, including:
    • Rendering graphics for Windows users by using Off-Main-Thread Painting (OMTP)
    • Loading pages faster by changing how Firefox caches and retrieves JavaScript
  • Improvements to Firefox Screenshots:
    • Copy and paste screenshots directly to your clipboard
    • Firefox Screenshots now works in Private Browsing mode
  • Added Nepali (ne-NP) locale
  • In case you missed it—57 Release privacy and performance feature:
    Users can enable Tracking Protection at all times. Learn how to turn Tracking Protection on.

Fixed

  • Fonts installed in non-standard directories will no longer appear blank for Linux users
  • Various security fixes

Changed

  • User profiles created in Firefox 58 (and in future releases) are not supported in previous versions of Firefox. Users who downgrade to a previous version should create a new profile for that version.
  • Added a warning to alert users and site owners of planned security changes to sites affected by the gradual distrust plan for the Symantec certificate authority

Developer

  • Implemented the PerformanceNavigationTiming API
  • Added PerformanceResourceTiming.workerStart so sites can measure service worker startup time

Developer Information

unresolved

  • Users running Firefox for Windows over a Remote Desktop Connection (RDP) may find that audio playback is disabled due to increased security restrictions.
  • Users running certain screen readers may experience performance issues and are advised to use Firefox ESR until performance issues are resolved in an upcoming future release
  • When using certain non-default security policies on Windows (for example with Windows Defender Exploit Protection or Webroot security products), Firefox may fail to load pages (bug 1433065).

Don’t forget support Authors.

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