There are a few ways to change the font of a Word document. One is to use the Font dialog box and change it manually, and the other is to use Word's font substitution feature.The text size in a document can be adjusted by using the "Change Font Size" button. This course to understannd for easy to guide to strp by step guide : 1.Select the text or cells with text you want to change. To select all text in a Word document, press Ctrl + A.
2.On the Home tab, click the font size in the Font Size box. You can also type in any size you want, within the following limits: