# "We could not detect the path to PHP. Be sure to use the real path to PHP for your server."

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### Question:

When installing Deskpro On-Premise I get this:

How do I know what the 'real' path to PHP?

On Linux, you can execute:

which php

On Windows, enter the path to php-win.exe e.g. C:\Program Files\PHP\php-win.exe.