Click the Office button, click the program’s Options button on the menu, and, in the program’s Options dialog box, click the Proofing category. In Publisher, point to Spelling on the Tools menu, and choose Spelling Options from the submenu.

In Word, PowerPoint, and Publisher, and in the Outlook Editor, select this check box to instruct the program to check the spelling of each word as you type it.

In Word and PowerPoint, and in the Outlook Editor, select this check box to instruct the program to check spelling based on the context in which a word is used (for example, to detect whether "form" should be used instead of "from").

Select the options to be included in the spelling check.

In Word or in the Outlook Editor, select these check boxes to have each phrase and sentence checked for proper grammar as it’s completed and to have your grammar checked whenever the program checks your spelling. Specify whether you want the program to check grammar alone or grammar together with writing style. Click Settings to define the grammar rules you want Word to use to check your document.

In Word, PowerPoint, and Publisher, and in the Outlook Editor, specify if and when you want spelling errors not to be displayed; and, in Word or in the Outlook Editor, if and when you want grammar errors not to be displayed.

Click OK to use your new settings.