Microsoft Office Subscription Error occurred

Hi,
When I tried to activate Office 2010 subscription license (licensed through office 365 E3 Plan) I got the following error message on my PC. I also checked for the reason of this error but I couldn’t find. Can you tell me the reason of this error? How can I remove this error? I need your help to fix it. I have tried uninstallation/reinstallation process but nothing happened.
Thanks for any assistance.

Error: Microsoft Office Subscription Error An error has occurred impacting your Office subscription. Learn more about this error or contact your support team with error code 0x80072EFD.
