WordPress has written articles to help you do this:
PairSIM is a Pair Networks' software installation manager that provides an easy, efficient way to install, upgrade, and manage popular software packages, like WordPress. For just $2.95 a month, PairSIM offers 1-click installations for WordPress and many other popular software packages.
Turning on PairSIM in the ACC
- Log into the Account Control Center (ACC)
- Click PairSIM in the left sidebar
- Click Software Installation Manager
- Click Enable Software Installation Manager
WP Hosting was specifically designed for WordPress, so each package comes with WordPress already installed. This package also handles core WordPress updates for you automatically, keeping your WordPress up-to-date.