Safari 5.1.1 also contains various fixes and improvements to performance, stability, usability, compatibility, accessibility and security, including fixes that:
- Improve JavaScript performance up to 13% over Safari 5.1*
- Address issues that could cause hangs and excessive memory usage
- Improve stability when using Find, dragging tabs, and managing extensions
- Improve stability for netflix.com and other websites that use the Silverlight plug-in
- Add a Show Downloads item to the View menu
- Improve the consistency of the pinch to zoom gesture
- Address issues in full screen that affected search suggestions, URL updating, window sizing, and the title bar
- Address an issue that could prevent East Asian character input into webpages with Flash content
- Address an issue that could cause Safari to open links in windows instead of tabs
- Improve PDF handling
- Address an issue that could affect cookie and data deletion
- Address an issue that could cause History items to appear incorrectly
- Correct the text in application download alerts
- Improve compatibility with webpages with Flash video embedded from vimeo.com and other websites
- Improve printing from Safari
- Address an issue that could prevent the Google Safe Browsing Service from updating
For detailed information about the security content of this update, please visit this site: http://support.apple.com/kb/HT1222.
* Testing conducted by Apple in August 2011 on a 2.7 GHz Quad-Core Intel Core i5-based iMac 21.5-inch system using OS X Lion v10.7.2 and configured with 4 GB of RAM and an AMD Radeon HD 6770M with 512 MB of VRAM. JavaScript benchmark based on SunSpider 0.9.1. Performance will vary based on system configuration, network connection, and other factors.