Receiving error Windows cannot find 'C:\Program Files\Microsoft Office 15\root\office15\winword.exe

I have searched and can only locate an article related to the latest update and issues with Avast.  I am not operating Avast (link below).  I cannot open email.

https://support.microsoft.com/en-us/office/windows-cannot-find-c-program-files-microsoft-office-root-office16-outlook-exe-41cc8d89-0069-44dc-a678-c7f4ae63a304?ui=en-us&rs=en-us&ad=us