Selection.ClearCharacterAllFormatting (Word)

Removes all character formatting (formatting applied either through character styles or manually applied formatting) from the selected text.

This method removes all character formatting. If you need to removed formatting applied through character styles, use the ClearCharacterStyle method. To remove character formatting that the user has manually applied using Microsoft Word character formatting features, use the ClearCharacterDirectFormatting method.

Selection.ClearCharacterAllFormatting