The Issue Tracker component installs in the standard Joomla manner and after installation this is where the configuration starts. If installed in the standard manner and the mechanisms described in this document have been followed, any changes made upon a site would have been preserved over a component upgrade so they would not need to be performed again.
Using localised changes is very easy and is described in more detail in the following chapters.
Never ever perform an uninstall before a component upgrade as any changes that may have been made, can not be guaranteed to be retained.
If is assumed that the reader is reasonably familiar with Joomla administration.