Win 3 points and draw 1 lose 0 points.
When the points are the same, refer to the rules of the game.
If the assigned points are the same, look at the relationship between victory and defeat.
That depends on the outcome.
If Team A and Team B share 4 points, if Team A beats Team B in the game, Team A will qualify.
Sometimes the goal difference is compared with the same score.
If Team A and Team B share 4 points, if Team A has 4 goal difference and Team B has only 2, Team A will qualify.
Usually compare the relationship between victory and defeat first.
Then there is the goal difference.
The third is the total number of goals.
Sometimes it is because of different regulations and circumstances.
There may be overtime in the group stage.