Hello,
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Please follow below steps in OneNote to add a proofing language.
To change the Proofing Language of OneNote 2016, please refer to the link below.
https://answers.microsoft.com/en-us/msoffice/forum/all/change-the-proofing-language-for-a-whole-notebook/75de343f-604c-4187-8fa1-ddb2de7193c9
You may also change the default Proofing Language of OneNote 2016.
- Open OneNote 2016.
- Click File and go to Options.
- Select Language.
- Under Choose Editing Languages, select the additional language on Add additional editing languages and click Add.
- Select 'New language' and click Set as Default.
- Click Yes to continue.
- Changes will take effect after restarting OneNote 2016.
To make sure the language is installed on your computer, follow these steps:
- Click the Start button.
- Type Language and press Enter.
- If the language is not yet added, click Add a language.
- Select the language you want to add and click Add.
After adding the language, please follow the steps in below link to set the default one.
https://support.microsoft.com/office/667ba67a-a202-42fd-8596-edc1fa320e00
Hope this information would be useful to you. Please feel free to get back if you need any additional info.
Thank you!
Ravikumar
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