Samsung Galaxy S21 series devices are receiving an update in Germany, India, the Philippines, and South Korea. The update reportedly brings digital key support for Galaxy S21+ and Galaxy S21 Ultra devices in South Korea and general bug fixes and improvements for other regions.

source https://gadgets.ndtv.com/mobiles/news/samsung-s21-plus-ultra-update-october-changelog-digital-car-key-support-android-security-patch-india-report-galaxy-2557655#rss-gadgets-all