The first thing that you will probably notice when you visit this screen is the message found near the top that tells you to make sure that the Apache
mod_rewrite module is installed since it will be used at the end of the installation. Since you already dealt with the issue of
mod_rewrite, this message can be ignored.
Take a moment to think about how you want the web addresses for the blogs in your network to be formatted. Be sure to carefully consider this decision, since it can't be changed later.
If you want them to be formatted as subdirectories, which means that they would look like this http://example.com/sitename, then no changes need to be made since the Sub-directories setting is already selected by default. If, however, ...