Verify that you are the administrator or operator of the selected domain and make sure that the computer is online.
Open the context menu for the desktop "My computer" click right mouse button and select "Properties" to execute the operation output of the computer from the domain.
Select the "computer Name" and enter the Edit command.
Use the option "Is a member" and select "workgroup".
Enter the required data in the appropriate fields and click OK to confirm the command.
Restart the computer to apply the selected changes and press the "start" button to bring up the main menu of the Microsoft Windows operating system.
Enter the value of cmd in the text box of the search string to perform alternative surgery you resume the computer from the domain and click the "Find" button to confirm the operation.
Open the context menu of the instrument "Command prompt" click right mouse button and select the "Run as administrator".
Enter the value netdom.exe remove ComputerName /Domain: applet nameof domain in text box command line and press Enter to confirm the command.
Restart the computer to apply the selected changes.
Remember that repeated attempts to log on to the domain will be executed by the computer using the old name. Therefore, recommended action is the operation of renaming a computer. Use the following command syntax:netdom ComputerName using Windows PowerShell, you /newname: galaevening/userd:scriptdomainloginapplication/passwordd:* /usero: locallyadministered/passwordo:* /reboot: промежуток_времени_между_переименованием_компьютера_и_перезагрузкой.