Registration forsakringskassan.se (Form 5456)

If you came for study in Sweden

https://www.forsakringskassan.se/wps/myportal/privatpers/etjanst/lamna-uppgifter-vid-arbete-studier-eller-flytt-utomlands#/

1. If you moved to Sweden for study then you need to Register to  https://www.forsakringskassan.se/wps/myportal/privatpers/etjanst/lamna-uppgifter-vid-arbete-studier-eller-flytt-utomlands#/
2. If you moved to Sweden for work then you need to Register to  https://www.forsakringskassan.se/wps/myportal/privatpers/etjanst/lamna-uppgifter-vid-flytt-till-eller-arbete-i-sverige#/