* Automated update to streamline product upgrades. Notification of an update is more prominent, and updates to Firefox may now be half a megabyte or smaller. Updating extensions has also improved.
* Faster browser navigation with improvements to back and forward button performance.
* Drag and drop reordering for browser tabs.
* Improvements to popup blocking.
* Clear Private Data feature provides an easy way to quickly remove personal data through a menu item or keyboard shortcut.
* Answers.com is added to the search engine list.
* Improvements to product usability including descriptive error pages, redesigned options menu, RSS discovery, and "Safe Mode" experience.
* Better accessibility support including DHTML accessibility.
* Report a broken Web site wizard to report Web sites that are not working in Firefox.
* Better support for Mac OS X (10.2 and greater) including profile migration from Safari and Mac Internet Explorer.
* New support for Web Standards including SVG, CSS 2 and CSS 3, and JavaScript 1.6.
* Many security enhancements.
* List of notable bug fixes since Deer Park Alpha 2作者: BBelief 時間: 2005-9-9 17:39 標題: Re: Firefox 1.5 Beta1 release 剛剛試了一下，跟 Alpha 2 一樣的問題, 更新之後，很多 plugin 都不能跑了
問題最大的是 Macromedia Flash, 這樣很多網站都不能用了
:-(