【PConline 资讯】苹果昨天发布了iOS 8.4正式版，同时发布的还有OS X 10.10.4正式版，现在普通用户已经可以下载使用了。
苹果通过通过删除Discoveryd进程，重新启用mDNSresponder进程，从而提高了网络连接的可靠性，意味着Discoveryd带来的WiFi断线、CPU占用过高、休眠中唤醒速度慢等问题都会在正式版中得到解决。除此之外，OS X 10.10.4 还提升了“照片”应用的多项体验，并且解决了“邮件”发送电子邮件延迟的问题，从而让用户获得更好的使用体验。用户现在可以通过Mac App Store进行升级。版本更新原文如下：
The OS X Yosemite v10.10.4 update improves the stability, compatibility, and security of your Mac.This update:
- Improves networking reliability
- Improves Migration Assistant reliability
- Addresses an issue that prevented some external displays from functioning properly
- Improves the reliability of upgrading iPhoto and Aperture libraries to Photos
- Improves reliability when syncing photos and videos to iCloud Photo Library
- Addresses an issue that could cause Photos to unexpectedly quit after importing some Lecia DNG files
- Resolves an issue that could delay outgoing email messages in Mail
- Fixes an issue where a website could prevent the user from navigating away by presenting repeated JavaScript alerts in Safari