How to Import WordPress Users Into Joomla!

Install the Component
1. Log in to the Joomla! administration page and enter your username and password. Click on the 'Login' button.
2. Click on the 'Extensions' tab and select the 'Install/Uninstall' option.

3. Locate the 'Install From URL' heading and type 'http://joomlacode.org/gf/download/frsrelease/15558/67483/userport_r151_v2.1.zip' into the text box. Click on the 'Install' button. An 'Install Component Success' message will appear.
Use the Component
4. Click on the 'Components' tab and select 'userport' from the menu.
5. Click on the 'Change' link at the top right.
6. Select the option labeled 'Use the Contents of This File' and click on the 'Choose File' button.
7. Locate and select your WordPress user CSV file and click the 'Open' button.
8. Click on the 'Show Edit Window' link to the right. A message stating that the contents of the file were retrieved will appear on the screen.
9. Delete any unused header fields in the 'CSV Text' text box and click on the 'Update' link at the top of the screen.
10. Enter your email template in the text box using the tags provided by Joomla! to notify your users of the change, and click on the 'Update' button.