For security reasons you should hide or change the wordpress version easily visible to hackers. If you want to change the version string in the bottom-right of the WP admin pages, here is a one step tutorial for you.

Procedure:

Note: Do take backup of the file you try this.

01. Place the below in your functions.php file:


function change_footer_version() {
return 'Version 1.0.0';
}
add_filter( 'update_footer', 'change_footer_version', 9999 );


This concludes this simple and useful tutorial. Hope you like it.