1.下载nodejs：

1.URL:

https://nodejs.org/dist/v18.17.1/node-v18.17.1-x64.msi

2.下载完成一路下一步

3.设置仓库包的路径：

1.打开cmd

2.输入以下命令：

npm config set registry https://repo.huaweicloud.com/repository/npm/

3.清空缓存：

npm cache clean -f

4.查看npm的配置：

C:\Users\lsd\nodejs>npm config list
; "user" config from C:\Users\lsd\.npmrc

https://repo.huaweicloud.com/repository/npm/ = ""
registry = "https://repo.huaweicloud.com/repository/npm/"

; node bin location = C:\Users\lsd\nodejs\node.exe
; node version = v16.19.1
; npm local prefix = C:\Users\lsd\nodejs
; npm version = 8.19.3
; cwd = C:\Users\lsd\nodejs
; HOME = C:\Users\lsd
; Run `npm config ls -l` to show all defaults.

2.下载DevEcuStudio：

1.URL:

https://developer.harmonyos.com/cn/develop/deveco-studio/

2.一路下一步