[新用户——安装包](%E6%96%B0%E7%94%A8%E6%88%B7%E2%80%94%E2%80%94%E5%AE%89%E8%A3%85%E5%8C%85.md) [老客户——升级包](%E8%80%81%E5%AE%A2%E6%88%B7%E2%80%94%E2%80%94%E5%8D%87%E7%BA%A7%E5%8C%85.md)