苹果OS X 10.7.4测试版发布

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　　上周五，苹果播种了新的OS X10.7.4 11E46，要求开发商把重点放在App Store中，包括图形，电子邮件，QuickTime的屏幕共享和Time Machine。此版本的更新自3月16日的beta发布以来还不到一个月。    而这里要注意的是，安装更新后将无法恢复到以前的系统。
　　OS X Build
　　OS X Lion 10.7.4 build 11E46 Seed Note
6 M3 W) v& R4 B) w　　OS X Lion Update 10.7.4 is an update to OS X Lion 10.7.
5 B1 {! B8 e2 P6 ]" y9 J5 J5 C　　Installation Instructions
　　The OS X Lion 10.7.4 Update (Combo) updates
/ M; W8 ~! A* A　　- OS X Lion 10.7, 10.7.1 or 10.7.2, 10.7.3 GM or any other previous 10.7.4 seed builds.
7 _$ \$ B3 p$ x1 ~　　The OS X Lion 10.7.4 Update (Delta) updates
　　- OS X Lion 10.7.3 GM or any other previous 10.7.4 seed builds.
　　Please be aware that you will not be able to revert back to your previous system after updating. Please install this update on a system you are prepared to erase if necessary.
/ n+ ]$ f5 Y- `( E" v　　Known Issues
　　- None
　　Focus Areas
& z' i6 H: K" l! Q1 u5 z- j　　- App Store
; e: q1 Q7 p* n  `6 r' a　　- Graphics
* ^, y; a: H5 @8 e) h　　- Mail
8 Q$ p+ j/ o: o! x1 i　　- QuickTime
- ^. t9 _& k8 ^: O. [; I0 o　　- Screen Sharing
　　-Time Machine