After upgrading to Office 2013, many people are asking how to change the theme of the new Office. The Microsoft Forum Moderator Michael. O gave the answer:
You can change the theme in Office by clicking File > Account page in any Office product with the exception of Outlook. In Outlook, Click File > Office Account to change the theme.
There are three themes available in Office 2013:
- White – Default
- Light Gray
- Dark Gray