Load the following url in a web browser.
http://yourdomain.com/installdirectory/install.php
The install.php file does the following:
a.
Tests for GD 2+, FreeType Support, Paths, and Folder
Permissions.
a. Creates and populates the database
tables.
b. Sets up an initial Admin user.
The
user and password it asks for is whatever you want them to be for the first
admin user.