If you mean Senegal’s current World Cup scenario, a win keeps their knockout hopes alive, but it does not guarantee qualification. They would move on to 3 points, finish third in the group, and then have to rely on goal difference plus results elsewhere to reach the round of 32.

What a win changes

  • Senegal would stay in the race for one of the best third-place spots.
  • They would need a convincing win to improve goal difference.
  • A win would also eliminate Iraq from the tournament.

What it does not change

  • Senegal would still not be guaranteed to advance, even after winning.
  • They would still need favorable results in other groups to qualify.

Simple version

  • Win: hope stays alive, but more help is needed.
  • Draw or loss: Senegal is eliminated.

If you want, I can also turn this into a very short one-line fan-post version.