Check spelling

Do either of the following:

Open the item you want to check, and then click in the body of the item.
On the Tools menu, click Spelling.
When a word is selected, choose the options you want.
Note If Microsoft Word is your e-mail editor, see Word Help for ways to check spelling and grammar.

From the main Microsoft Outlook window, on the Tools menu, click Options, and then click the Spelling tab.
Select the Always check spelling before sending check box.

Note Any words you add during a spelling check are placed in the custom dictionary, called Custom.dic.