https://blog.wongcw.com/2019/10/18/%e8%98%8b%e6%9e%9c%e7%99%bc%e5%b8%83macos-10-15-1-beta-2%ef%bc%9a%e4%bf%ae%e5%be%a9%e4%b8%80%e4%ba%9bbug/
蘋果發布macOS 10.15.1 beta 2:修復一些bug