Ok thanks, mine is Galaxy A22 5g, looks like it isn't compatible, so I'll probably buy this when I get there.As long as your phone is esim compatible , you just activate it on the app when you land . its not a actually sim card , used in istanbul and was fine
https://www.yettel.rs/en/consumer/offer/tariff-packages/prepaid-tariff-package/
Fucking minefield this lark.