I am new to chess, why didn't I win.

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Zain2212

Zain2212

Zain2212
Zain2212

on 23

OskarJ2012

how are you new to chess when you jojned in 2020

i started chess in the start of 2021

on 23 you didnt win because it wasnt a check and rooks dont move diagonally

magipi

The Info page says black won by resignation.

https://www.chess.com/game/live/137884226532?username=zain2212

Also, you were completely lost at that point.