Click the Add Page Numbers to Page Number button. · 5. Select the number of pages you want, and check the page number box to select the numbering format that you want. This will not change the default numbering format. For example, if the default numbering format is shown, you'll see a number 1, in the first position. If you want another numbering format, click the option to switch it on, and check the box next to that format. · 6. Click the Close button. Figure 2. Page Number icon in the Insert tab. How to Add Page Numbers to a Word Document 9 Mar 2023 – 1. Open Word on your Mac and select “Page Number” in the header. · 2. Select Number in the top menu. · 3.