1, start Word, create a new document, and enter the contents of the document.
2. Click File and select Page Setup.
3. Open the Page Setup dialog box, click the document grid, select the vertical items in the text arrangement, and then click OK.
4. By default, the page will be adjusted to landscape orientation. If you want the page to be displayed vertically, you can click Margins in the Page Setup dialog box, select Portrait in the direction, and then click OK.
5. Now look at the effect (as shown below).
How to change some characters into vertical display:
1, click Insert in the menu bar, and then select Text Box-Vertical to insert a vertical text box in the current document.
2. Now you can enter text in the text box, and the effect is shown in the figure below.