As in the stable version, not the dev Mega? Did you compile with Platform? I think it's stable 2.0. Downloaded from here: https://github.com/letscontrolit/ESPEasy/tree/v2.0 then copied _P115_HeatpumpIR.ino that I got from here: https://github.com/letscontrolit/ESPEasyPluginPlayground to src. Compil...

Got it work ( at least I can see blinking regular led, "Heatpump IR code transmitted" in LOG and no error message) will test with real pump tomorrow. Had to use "fujitsu_awyz" instaed of "Fujitsu" like this: http://192.168.1.181/control?cmd=heatpumpir,fujitsu_awyz,1,2,0...

Any update on this? Compiled Toni-s version ESPEasy on Wemos D1 (link on first page) and on startup from ESP Easy log I can see that "INIT: Heatpump IR transmitter activated" but I'll get "Unknown or restricted command!" every time I try to use HeatpumpIR cmd over HTTP. (for exam...