Activation — Windows Server 2012 R2 Standard Build 9600 Product Key

If you do not have a key, purchase one from:

Yes. Although extended support has ended, Microsoft’s activation servers (both online and telephone) remain operational for all legitimate keys. If you do not have a key, purchase one from: Yes

Type the following command and press Enter: slmgr /ipk Activate Online: Execute the activation command: slmgr /ato If you do not have a key, purchase one from: Yes

Open Command Prompt as Administrator and type: If you do not have a key, purchase one from: Yes