軟體下載 Firefox 58.0.1 (64-bit)

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  版本確認

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  檔案準備中

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  檔案下載

What's new in this version:

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. Learn about alternatives to downgrading on our support site.
- 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:
- Users running Firefox for Windows over a Remote Desktop Connection (RDP) may find that audio playback is disabled due to increased security restrictions. Learn how to mitigate this issue until it is corrected in an upcoming release.
- 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