Windows - Changing your Computer's Name
This document explains how to change a Windows hostname (netbios). Renaming a Windows computer requires a reboot.
Changing a Windows hostname (netbios)
- Right click on the My Computer icon on the Desktop, select Properties.

- Select the Computer Name tab of the System Properties window. Click the Change button.

- Enter the new hostname in the Computer name: field.

- Click the OK button to continue. The computer must be restarted for the name change to take effect.