If you type in more than one language, or you're not using the correct proofing settings, this guide can help you set the correct languages in Office apps.
Apps you use in Office (such as Outlook, Word, Excel, PowerPoint, and OneNote) include a proofing feature to edit spelling errors and check grammar to ensure that you can create email and documents as clearly and as effectively as possible. However, if you're not using the correct language for proofing, you won't be able to benefit from this feature.
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