IIS4.0 PHP3 installation and configuration under NT4 find DIC_ROOT = XXXX, change to DIC_ROOT = C: / INETPUB / WWROOT to find extension_dir =. / Change to extension_dir = c: / php3 PHP3.ini Copy to C: / Windows / Open Internet Service Manager Right-click "Properties" - Properties - Properties - Properties - Configuration - "App Mapping" - Add .php3; C: /PHP3/php.exe S% S% or other extensions! Under the main directory Setting "License" is "Execute" IIS4.0 PHP3 installation and configuration under Win2000 and the above installation and configuration almost readers can be slightly changed.