How to install the ide on a mac 10.13

please help me downlaod the Arduino Ide onto an old mac.

Hi @luke16. The newest version of Arduino IDE with macOS 10.13 compatibility is Arduino IDE 1.8.19. You can download it from the link here:

https://www.arduino.cc/en/software#legacy-ide-18x

You can follow the installation instructions here:

https://docs.arduino.cc/software/ide-v1/tutorials/macOS/

You don't need to do anything special to install it.

thank u

You are welcome. I'm glad if I was able to be of assistance.

Regards,
Per