How To Change Your Computer Name in Windows 7/Vista

To change your computer name,you need to open up System Properties, which can be done in following three ways:

• Type sysdm.cpl into the start menu search box (quickest)
• Right-click on the Computer option on the start menu.
• Open Control Panel, and go to System and Maintenance, and then System.

If you chose one of the last two options, then you’ll need to click on Advanced System Settings on the left menu:

 

A new screen that says  System Properties  will be displayed.

                            

Click on the “Change” button to rename the computer, which will pop up this dialog box:

                                      

Here you can change the name of the computer,or also change the name of the workgroup to something more descriptive. Reboot after this for the changes to take effect.