(Finland) Within the last year I've gotten two "ms support" scam calls, before that nothing.
Hopefully the authorities and carriers can figure it out before it grows to US levels. At least they are working on it (English article from Dec 2021: https://www.traficom.fi/en/news/traficom-looks-ways-block-in..., latest Finnish technical recommendation PDF on call blocking from Feb 2022: https://www.traficom.fi/sites/default/files/media/regulation...).