https://www.cnet.com/news/microsoft-office-app-icons-get-a-new-simplified-look/ > The new icons show two separate panels: one with a letter on it (such as a W for Word), and another with an app symbol (such as lines of text for Word). The previous icon design merged the two panels.  > "This allows us to maintain familiarity while still emphasizing simplicity when inside the app," Microsoft said in its blog post.