一加手机氧公测版在11月30日发布了openbeta 28，本次更新的内容如下：

Changelog:

Launcher

• Optimized and enhanced application shortcut menu
• Optimized shelf visual style

Gallery

• Add a photo map to view photos by location
• UI enhancements and other optimizations

Contacts

• Added emergency information (ICE) to your personal information

System

• Wireless hotspot management optimizations
• Support for aptX/aptX HD
• UI fixes for Quick Settings
• Fixed slow charging issues
• Optimized Wi-Fi performance and security
• Optimized battery usage statistics
• Updated Android Security Patch
• Other bug fixes and optimizations