How to fix Windows 10 Office product activation error

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Philippe Gloaguen
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However, although it is not very common for us to have problems in Office, there may be some problems that can affect us while using Office. If this is your case and you don't know how to fix it, don't worry, because right here we show you how to fix the Windows Office product activation error so easy and fast.

How to fix the Office product activation error?

There is no doubt that Office is an excellent tool. Not only does it allow us to create documents, slides, graphics and more, but it also allows us to edit them in a unique and special way, making it stand out among other tools of the same style. Although if you are a Mac user you may be wondering which is the best between Microsoft Office and iWork, there is no doubt that Office is an extremely useful tool.



But one problem that can greatly affect our experience while using Office is the Office product activation. This annoying error can prevent us from using it properly and can even prevent us from signing into Office to start using its services properly. This means that, before you can start using Microsoft Office, you need to fix this problem.

There are several reasons why this problem might occur in Office. Could you are signed in with an account not associated with Office, you may have more than one copy of Office installed on your computer or your Microsoft 365 subscription has been deactivated. Whatever the cause of this error on your computer, here we help you to fix it.

Using Microsoft 365

A great option to fix this error is Microsoft 365. This Microsoft Support and Recovery Assistant makes it much easier to identify and fix problems your Windows computer might be having. All you need to do to fix this is:



  • Download Microsoft365.
  • Once downloaded successfully, proceed with installation  and create your Microsoft 365 account.
  • In the pop-up tab that appears, accept the Microsoft Service Agreement by pressing "I accept".
  • Click on the option "Yup" for Microsoft 365 to make changes to the device.
  • Once inside Microsoft 365, follow the steps it gives you to resolve the product activation error in Microsoft Office.

After doing all this, Microsoft 365 will provide you with the help you need to fix the Office product activation error. And there is no doubt that this is it a great option to solve this problem, from the very beginning it tells you what the cause of the error is, which greatly facilitates your work.

Using the Activation Troubleshooter

If, despite the above steps, you are unable to resolve the Office product problems error, don't worry, you can also do it with the Activation Troubleshooter. This tool is available on Windows computers and can easily troubleshoot activation issues that may occur in Office.


All you need to do to get started is download and install it just like Microsoft 365. Al the activation troubleshooter will identify the cause of this error and fix it quickly.

And, although this error is usually caused by the problems already mentionedAnother factor that could affect Office is the date, time, and time zone of your Windows computer. If this is your case, you just need to check that they are configured correctly and fix them if they are not.


If you are having trouble resolving this annoying error, please visit the official Microsoft support page, because there you will find the help you need to get it easily. We hope that all of this information will be useful to you and that you will be able to get the most out of Office, no matter what problems that may arise.


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