- On the Tools menu, click AutoCorrect.
- Click Exceptions.
- To prevent Microsoft Graph from automatically capitalizing any word that is typed after an abbreviation, click the First Letter tab, and then type the abbreviation — including the period — in the Don't capitalize after box.
To prevent Microsoft Graph from automatically correcting a word that contains a mixture of uppercase and lowercase letters, click the INitial CAps tab, and then type the word in the Don't correct box.
- Click Add, and then click OK.