I am not getting my rank up. I have been at rank 0 for 2 weeks, even if I already won a game and doing very good progress in another.

A statement was released stating that the system for tracking stats is being updated.

Submit a help desk ticket. On mobile, go to the 'more' tab on the bottom right, then click 'support' and follow the chat. It will lead you to submitting a ticket. The more vocal we all are as players, the more likely Bytro will actually fix the problem.