A problem of these first version of ESPboy is USB jack placing to upload software with Arduino IDE for example. It’s now fixed and new consoles like ESPboy2 will not have the problem, but there is a way to upload firmware to ESP8266 wireless
https://randomnerdtutorials.com/esp8266-ota-updates-with-arduino-ide-over-the-air/ or https://www.youtube.com/watch?v=jscp4a59DqA
Thanks Roman for the info