Upgrading or replacing IBM i and related software

Follow these procedures to upgrade or replace software. These procedures include preparing for the upgrade or replacement, installing software using either automatic or manual installation, and completing the final checklist.

This information contains task-oriented instructions to upgrade or replace IBM® i and its related software on a system that uses optical or tape distribution media. You must have either IBM i 7.1, IBM i 7.2, or IBM i 7.3 currently installed on your system to be able to upgrade to or replace IBM i 7.3. If you want to install a more recent update of the same version and release such as, for example, to support new hardware at the current release, go to Replacing Licensed Internal Code and IBM i of the same version and release. Otherwise continue with Upgrading or replacing IBM i and related software.