Hi,
Since the issue involves with multiple Office 365/Office 2013 applications, let us follow the steps from the link below to completely remove all traces of it:
http://support.microsoft.com/kb/2739501
Now download and install Office 365/Office 2013 by logging into
www.office.com/myaccount with the registered email address and click Install Office.
Let
us know if the suggestions provided is helpful.