Install PHP
Install Microsoft Visual C++ 2015-2022 Redistributable: 2015-2022_VC_redist.x64.exe
Add a handler
	Open IIS Manager
	Select site.
	Handler Mapping
	Click [Add Module mapping...] on th right pane.
		Request path: *.php
		Module: FastCgiModule
		Executable C:\php823\php-cgi.exe
		Name: php
		OK
		Yes