how to change computer name in windows server 2012 r2

For Better understanding Change Your Computer Name  DC2012 / SCCM2012 / Client 1.....


method to change the computer name is using the charm bar to open Server info.

1. Using your keyboard, click on both keys together : Window+i , then Click on Server info
   
   
   
2. The System window will open. Under the Computer name, domain, and workgroup settings section, click on the Change settings option
   
   
3. System Properties will open. Click on Change
   
   
4. Type the new computer name and click on OK
   
     
   
   
5. A dialog box will pop up informing you to restart your machine so that changes take effect. Click OK and then Click on Close
   
   
   
   
6. Click Restart Now