ure npm's proxy settings first, for example, running <code>npm config edit</code> in your shell (command line prompt) to open npm's configuration file, and configure related proxy items inside it. For example, add these lines in it</p></li></ol><pre><code>proxy=http://my_proxy:proxy_port
https-proxy=http://my_proxy:proxy_port</code></pre><p>Please replace the <code>my_proxy</code> and <code>proxy_port</code> in above example accordingly.</p><ol start="3" style="list-style-type: decimal"><li>Run following co