First, open the Word document, then click the file in the menu bar, select page setup in the pop-up menu, and then select the document network to modify the parameters in the number of columns under text typesetting. If you want to divide it into two columns, you can set it to 2, if you want to divide it into three columns, you can set it to 3. After modification, you can see the effect in the "preview" below.

The columns in vertical style also open "File" in turn->; Page setup-> For the document network, select "Vertical" in "Text Typesetting", and the text will be displayed vertically, but the document will also be typeset horizontally.