安装Browsersync出错！

这里是报错信息！老师帮我看下，研究了一天不明白
C:\Users\Administrator>node -vv12.13.1
C:\Users\Administrator>npm install -g browser-syncnpm WARN deprecated fsevents@1.2.9: One of your dependencies needs to upgrade to fsevents v2: 1) Proper nodejs v10+ support 2) No more fetching binaries from AWS, smaller package sizeC:\Users\Administrator\AppData\Roaming\npm\browser-sync -> C:\Users\Administrator\AppData\Roaming\npm\node_modules\browser-sync\dist\bin.jsnpm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.9 (node_modules\browser-sync\node_modules\fsevents):npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.9: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
+ browser-sync@2.26.7added 331 packages from 262 contributors in 181.669s