What happens next after Sweden’s nail-biting election?

Every last vote could make a difference in Sweden’s election, with the final result not expected until days after polls closed. When can we expect to know which side has won and whether Sweden will have a new Prime Minister or not?

What happens next after Sweden’s nail-biting election?
Every last vote could make a difference in Sweden’s election, with the final result not expected until days after polls closed. When can we expect to know which side has won and whether Sweden will have a new Prime Minister or not?