+Cantonese keyboard predictions: The new Cantonese predictions for Traditional Chinese Cangjie, Sucheng, Stroke, and Handwriting keyboards bring more relevant character and emoji predictions to Cantonese users.
+Improved Japanese predictions: A new neural language model takes words typed earlier in the sentence into account, so predictions are more grammatically consistent and relevant to the subject matter.
+New fonts for Indian languages: Get 34 new fonts, including four system fonts and 30 document fonts, for languages like Gujarati, Hindi, Kannada, Odia, Punjabi, and many more.
+New Indian English Siri voices: All-new Indian English male and female Siri voices allow Siri to be more natural and expressive.
+New dictionaries: New dictionaries include Thai-English and Vietnamese-English.
Because Mac and Windows keyboard layouts for many languages are slightly different, it can be confusing to use an Apple hardware keyboard with Windows which has been installed on a Mac. The usual fix is to find, inside the WIndows install, a layout which has (Apple) after the normal name. Where that does not exist, you have to download and install a custom layout in the Windows system. A source for these is