Have you got 14 years now? you're very young. You always play with people who plays everyday here so you need to practise more and find your time ;) Time you like to play with
WHY AM I LOSING AT EVERY ONLINE CHESS?!
Almost certainly because you're not thinking enough about your opponents possible reponses before moving your pieces.
I hate it how i lose in every online chess! any helps? :((((((((((