Select the cell that contains the text with the phonetic guides that you want to change. On the Home tab, under Font, click Display phonetic characters to clarify pronunication, and then click Show Phonetic Fields. Double-click the cell that contains the phonetic guides that you want to modify, and then click the phonetic guides.Select the cells that contain the phonetic guides that you want to show or hide. On the Home tab, under Font, click Display phonetic characters to clarify pronunication, and then click Show Phonetic Fields. When phonetic guides are displayed, the check mark next to Show Phonetic Fields is visible. To hide phonetic guides, clear the check mark.Select the text that you want to add phonetic guides to. On the Home tab, under Font, click Phonetic Guide. In the Ruby Text box, enter the phonetic guides that you want to apply to the selected text. Under Apply To, click the option that you want the phonetic guide to apply to.To use the keyboard to move the cursor to the phonetic guides, press OPTION + SHIFT + UP ARROW. To return to the parent string that the phonetic guides apply to, press OPTION + SHIFT + DOWN ARROW. The color of the parent character string changes while the phonetic guides are being modified.
How do I change the font of a phonetic guide in Excel?
Select the cells that contain the phonetic guides whose font or type you want to change. On the Home tab, under Font, click Display phonetic characters to clarify pronunication , and then click Settings. Do any of the following: Click the Font tab, and then in the Font box, click the font that you want.
How do I show or hide phonetic guides in Excel?
Show or hide phonetic guides Select the cells that contain the phonetic guides that you want to show or hide. On the Home tab, under Font, click Display phonetic characters to clarify pronunication, and then click Show Phonetic Fields.
How do I add phonetic guides to text in word?
Select the text that you want to add phonetic guides to. On the Home tab, under Font, click Phonetic Guide or. On the Home tab, under Font, click Phonetic Guide. On the Home tab, under Font, click Phonetic Guide.
How do you change the phonetic guides on a keyboard?
To use the keyboard to move the cursor to the phonetic guides, press OPTION + SHIFT + UP ARROW . To return to the parent string that the phonetic guides apply to, press OPTION + SHIFT + DOWN ARROW . The color of the parent character string changes while the phonetic guides are being modified.

Below are two helpful articles on a similar topic 👇
How do I apply a phonetic guide to a document?How does character formatting affect phonetic guides?