How to restore a private NuGet feed? | App Center Help Center

To restore private NuGet feeds, you include the credentials in the NuGet.config file:

<?xml version="1.0" encoding="utf-8"?>
<configuration>
  <packageSources>
    <add key="nuget" value="https://api.nuget.org/v2/index.json" />
    <add key="MyGet" value="https://www.myget.org/F/MyUsername/api/v2/index.json" />
    <add key="MyAuthNuget" value="https://nuget.example.com/v2/index.json" />
  </packageSources>
  <activePackageSource>
    <add key="All" value="(Aggregate source)" />
  </activePackageSource>
  <packageSourceCredentials>
    <MyAuthNuget>
      <add key="Username" value="myusername" />
      <add key="ClearTextPassword" value="password" />
    </MyAuthNuget>
  </packageSourceCredentials>
</configuration>