OS: Manjaro XFCE 21.3.5 Arduino IDE 1.8.19 Downloaded [ESP8266FS-0.5.0.zip](https://github.com/esp8266/arduino-esp8266fs-plugin/releases/download/0.5.0/ESP8266FS-0.5.0.zip) Under File>Preferences, I have /home/xf/Arduino Create a folder "tools" /home/xf/Arduino/tools Unzip in this folder. Done