Unpack and move everything in the webroot folder to a webaccessable folder
into your webserver.

Rename config.default.php t config.php.

Open config.php, read the comments and make your changes.

For more information about some config settings read the seperate documentation
file for this setting.

Folder logs and pasties need t be writeable by webserver process / owner

Change date_default_timezone_set in index.php if your timezone is
different to Europe/Berlin