: All your sketches, libraries, and board data stay inside that folder. The Workaround for Arduino IDE 2.x
If you avoid third-party launchers, you can create a fully manual using command-line arguments and symbolic links. arduino ide 2 portable
zip -r arduino_env_backup.zip ArduinoPortable/ : All your sketches, libraries, and board data
Find the arduino-cli.yaml file (usually located in C:\Users\%username%\.arduinoIDE ). : All your sketches