Install esptool by entering the following commands in the terminal:
sudo apt update sudo apt install esptool
Description:
create and flash firmware files to ESP8266 and ESP32 chips
Communicate with the ROM bootloader in Espressif ESP8266 and ESP32 chips to fash firmware files, create firmware images or read OTP ROM or flash memory content such is manufacturer or device IDs.
Homepage: https://github.com/espressif/esptool
Version: 2.1+dfsg1-2
Section: universe/electronics