Convert Pages to Posts and Vice Versa
*Use the Plugin installer which is located in the WordPress Dashboard menu under "Plugins > Add New". OR ... *Download Vice Versa. *Unzip vice-versa.zip. *Upload the folder named 'vice-versa' to the wp-content/plugins directory on your server *Go to the plugins manager in your WordPress Dashboard and locate Vice Versa in the list of plugins (under 'V' for 'Vice Versa'). *Click Activate.
Once the plugin is activated, you will find Vice Versa in the Dashboard menu under "Tools".