Insert a section break - Microsoft Support
Use sections breaks to divide and format documents of all sizes. For example, you can break down sections into chapters, and add formatting such as columns, headers and footers, page borders, to each. Select where you want a new section to begin. Go to Layout > Breaks. Next Page Section break starts the new section on the following page.
Choosing colors in the Colors dialog box - Microsoft Support
When you make a new selection, you can see how it looks compared to the selection you started with in the box that displays the New and Current colors. On the Custom tab, try dragging your selection around the Colors rectangle and notice how the selected color changes.
Remove all headers and footers - Microsoft Support
How to remove headers and/or footers from a Word document.
Install and set up Office on an iPhone or iPad - Microsoft Support
There are two ways to get Office on your iPhone: Tap the button below to install the new Office app for iOS that combines Word, Excel, and PowerPoint into a single app, which introduces new mobile-centric features to view, edit, and share files without the need to switch between multiple apps. Learn more.