If this does not fix your problems try “ Online Repair” and failing that move to Step 2) below
Highlight “Office 365 ProPlus” (do not click on it) and select the “ Change” button In Windows 7 or 8 locate “Control Panel” > “Programs” > “Programs and Features” You can re-activate Office 365 or Office 2019/2021 in a number of ways as follows “ We're sorry, something went wrong and we can't do this for you right now.
These problems can occur in any or all of the Office products such as word, Excel, Access, Powerpoint, Publisher, OneNote, Outlook, Infopath or Lync by displaying one of the following messages (or similar) This is normally achieved upon installation, however we have noticed that Windows or Office automatic updates can sometimes result in the products being “ Disabled” or requiring “ Activation” The latest versions of Microsoft Office (Office 365 and Office 2019, Office 2021) all need activating by logging into an Office 365 account. If you still have problems, please bring your computer to our office in Subiaco and we will fix the issues for you for a small fee. Please read the following self-help guide. How to deal with common Microsoft Office issues such as activation and reinstalling.