Recently, Windows 8 RTM Enterprise and Professional (Pro) editions were released exclusively for the TechNet and MSDN subscribers with a valid license of 180 days, which could be activated online. Lately, a trial version of the enterprise edition of Windows 8 RTM was also released to the public with a 90 days license. However, if you had grabbed the final RTM final of Windows 8 from an unofficial source without even being a subscriber of MSDN or TechNet and now facing problem while activation it, then here is a working activation key for you. Most of the users had reported that they are facing the following issue while trying to activate their Windows 8 RTM Enterprise or Pro edition :
“Windows can’t activate right now. Try activating Windows later. If this issue persists, contact your system administrator or technical support department for assistance.”
If you are too facing this issue, then you may use the activation or license key provided below or make use of the whole CMD command given below to activate your copy of Windows 8 RTM instantly :
slmgr -ipk NG4HW-VH26C-733KW-K6F98-J8CK4
slmgr /skms kms -c.no-ip.org:1688
To apply this code, go to your start menu and search for – ‘Command Prompt‘ and then right click on the CMD icon. Now click on – ‘Run As Administrator‘ and then paste the above code in the console window and press enter. That’s it, your copy of Windows 8 RTM Pro or Enterprise edition has now been activated completely for 180 days or 6 months. That’s all, have fun :).