You need to enable access to the network menu so you can set up the network and allow the creation of multiple sites. Follow these steps:
This file is with the main WordPress files.
For Windows users, Notepad will do. For Macs, use TextMate.
Click at the end of that line. Press Enter and a new, blank line is created.
Some FTP clients let you right-click the filename on the server and choose Edit to edit the file within your FTP program, depending on which program you are using.
This line of code tells WordPress that you intend to use the multisite feature; additionally, it activates the Network option under the Tools menu in your WordPress Dashboard (covered later in this chapter).
When you log in to the Dashboard of WordPress, you see the Network submenu under Tools, as shown in Figure 2-1.
Choosing this menu item will ...