Hi @Trottsky According to reports support for Google Assistant will come in the summer. No specific timeline but hopefully not too far away.https://www.androidcentral.com/wearables/galaxy-watch-4-google-assistant-not-yet-but-soon
I do not work for Samsung or make Samsung Products but provide independent advice and valuable contributions.
My Device- S21 Ultra 5G ( SM-998B/DS ) CSC= BTU , 12GB/256GB
One Ui 4.0,Android 12 Official Version.