HELTEC HT-M00 FIRMWARE v2.0 PROBLEM

My device has a problem since I updated it to version V2.0, on the screen I have (GATEWAY STARTING), and when I try to reset again, I have the problem when putting user (HT-M00) and pasword (heltec.org), this it does not work, and I tried to connect to the communication port of the usb device and I have an error,
I dont now, what can I do