.

Summary

The SetComputerName API

C# Signature:

[DllImport("kernel32.dll")]
static extern bool SetComputerName(string lpComputerName);

User-Defined Types:

None.

VB.NET Signature:

<DllImport("kernel32.dll")> _
Private Shared Function SetComputerName(ByVal lpComputerName As String) As Boolean
End Function

User-Defined Types:

None.

Notes:

You need to restart your computer for the new computer name to take effect.

Tips & Tricks:

Please add some!

C# Sample Code:

using System.Runtime.InteropServices;

    class Program
    {
    [DllImport("kernel32.dll")]
    static extern bool SetComputerName(string lpComputerName);

    static void Main(string[] args)
    {
        bool done = SetComputerName("New Comp Name");

        if (done)
        {
        Console.WriteLine("Done");
        }

        Console.ReadKey();
    }
    }

VB.NET Sample Code:

Imports System.Runtime.InteropServices

Class Program

    <DllImport("kernel32.dll")> _
    Private Function SetComputerName(ByVal lpComputerName As String) As Boolean
    End Function

    Private Shared Sub Main(args As String())

        Dim done As Boolean = SetComputerName("New Comp Name")

        If done Then
        Console.WriteLine("Done")
        End If

        Console.ReadKey()

    End Sub

End Class

Alternative Managed API:

Do you know one? Please contribute it!

Documentation

SetComputerName on MSDN

http://msdn2.microsoft.com/en-us/library/ms724930.aspx