I just tried the Phalcon-dev tool when using the Phalcon command as it gives me this message: ERROR: Phalcon extension is not installed, follow the instructions to install i thesis t: https://docs.phalcon.io/en/latest/reference/install.html by cons I install Phalcon extension in php: I am sending you a print screen: https://www.dropbox.com/s/r3vku4wyucof82l/extphalcon.PNG?dl=0