How to install joomla after you have finish the extraction, Xampp installation and database creation, first of all open the Xampp server that you installed on your pc, then start the first two server which are Apeche and MYSQL servers
Now that you have start the both server all you now need to do is just to go straight to the start menu or on your desktop environment and open your internet browser. When this start running then type in an address of this nature to access the joomla files