Login to your Microsoft account using your Email Address and Password linked with the subscription. Open any web browser on your computer and go to the Office 365 portal (). Next, type ipconfig /flushdns and press the enter key > type ipconfig /renew and press the enter key to renew the IP Address of your computer.Ĭlose the Command Prompt window and try to activate Microsoft Office on your computer. This will release the current IP Address of your computer. Open Command Prompt as Admin > type ipconfig /release and press the enter key. The problem could be due to network connectivity issues. If the time is not correct, you can refer to this article: How to Fix Slow or Incorrect Windows Computer Clock 3. On the next screen, make sure that your Time Zone is correct and the Date and time as displayed is correct. If Time & Date Icon is missing on your computer, click on Start > Settings > Time & Language. Right-click on Time & Date icon located in the taskbar and click on Adjust date/time option in the menu that appears. Microsoft Office activation can fail if the date and time settings on your computer are not correct. On the confirmation pop-up, click on Yes to Run the problematic Microsoft Office Program as Admin. Type Name of the Microsoft Office program in Search bar > right-click on the Office Program in search results and click on Run as Administrator option. To fix this, simply try to run any Microsoft Office program (Word, Excel, Power Point) as Administrator. It is possible that Microsoft Office is not being activated on your computer due to permission issues. So, let us go ahead and take a look at some of the methods that are known to fix Microsoft Office Activation errors on a Windows computer. This problem can also occur if you are trying to activate Office 365 on a computer on which an older version of Microsoft Office was previously installed.

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