Under (File > Preferences > Additional Boards Manager URLs:) add https://github.com/Heltec-Aaron-Lee/WiFi_Kit_series/releases/download/0.0.5/package_heltec_esp32_index.json
Under board manager install Heltec ESP32 Series Dev-boards.
Under library install Heltec ESP32 Dev-boards.
Downloadd and unzip https://github.com/HelTecAutomation/ESP32_LoRaWAN/archive/master.zip in Documents\Arduino\libraries
Install the following drivers: https://heltec-automation-docs.readthedocs.io/en/latest/general/establish_serial_connection.html
Select WiFi LoRa 32(V2) under boards as well as the correct COM-PORT