I just won a ranked game and i did not get any points help? it was 1-1 ranked arena and the game is uploaded here. MP Replay v101.101.56005.0 @2021.11.25 105202 (1).aoe2record (5.9 MB)
File it as a bug report under the bug section of the forums.
It wont update ingame untill you close the game and restart the game.
You can always have a look at aoe2.net. It might take some minutes, but after these minutes you can see your new rating.