QUICK ANSWER To add a header or footer to your Google Doc, double-click the margin at the top or bottom of your page. Alternatively, you can click Insert > Headers & footers > Header or Footer.

If you run into a conditional header or footer request that you can't handle, take a look at Word fields. They're not magic, but it kind of feels like magic when they do what you want.

Learn how to protect headers and footers in Word to prevent accidental edits and secure your documents with these essential tips and methods.