An integrated threat protection solution designed to detect, investigate, and respond to cyber threats across Microsoft 365 services.
Please provide full details on the problem you are experiencing with Word, what error is indicated, is that a popup dialog indicating Word failed to open or is this a subscription or activation error?
1
If this is an error indicating Word failed to open or a dialog with a 'Repair Now' button.
Before performing this process to ensure you do not loose the Office installation during the repair, please log into your Microsoft account on this link (https://account.microsoft.com/services/) and check to ensure your Office licence or Microsoft 365 subscription is listed correctly on your account.
Open the Settings App (gear icon on your Start Menu)
Go to Apps - Installed Apps or Apps and Features
Then, scroll down to find Microsoft Office or Microsoft 365.
Select that and choose Modify - Online Repair
That should fix any issues with your Office Installation.
2
If you are seeing some other error in Word, please provide a screenshot of the error indicated.