To use Phalcon on Windows, you will need to install the phalcon.dll. We have compiled several DLLs depending on the target platform. The DLLs can be found in our download page.

Identify your PHP installation as well as architecture. If you download the wrong DLL, Phalcon will not work. phpinfo() contains this information. In the example below, we will need the NTS version of the DLL:


The available DLLs are:

Architecture Version Type
x64 7.x Thread safe
x64 7.x Non Thread safe (NTS)
x86 7.x Thread safe
x86 7.x Non Thread safe (NTS)

Edit your php.ini file and then append at the end:


Restart your webserver.