put a mate but still loose??!

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Avatar of condanced
How is it possible if I put the mate but computer says I lost?? (How to connect the screen)
Avatar of IMKeto

 If you're referring to his game: https://www.chess.com/live/game/3059159155?username=serggushcha

You ran out of time.  Your move did not make it to the server in time.  Its online chess, it happens.