diff -Naur moodle_29_stable/lang/en/auth.php my_moodle_29_stable/lang/en/auth.php
--- moodle_29_stable/lang/en/auth.php	2016-04-07 11:30:36.000000000 +0530
+++ my_moodle_29_stable/lang/en/auth.php	2016-04-12 13:55:24.872934755 +0530
@@ -95,7 +95,7 @@
 $string['getanothercaptcha'] = 'Get another CAPTCHA';
 $string['guestloginbutton'] = 'Guest login button';
 $string['changepassword'] = 'Change password URL';
-$string['changepasswordhelp'] = 'Here you can specify a location at which your users can recover or change their username/password if they\'ve forgotten it. This will be provided to users as a button on the login page and their user page. If you leave this blank the button will not be printed.';
+$string['changepasswordhelp'] = 'Here you can specify a location at which your users can recover or change their username/password if they\'ve forgotten it. The password change URL will be sent to the user in an email';
 $string['chooseauthmethod'] = 'Choose an authentication method';
 $string['chooseauthmethod_help'] = 'This setting determines the authentication method used when the user logs in. Only enabled authentication plugins should be chosen, otherwise the user will no longer be able to log in. To block the user from logging in, select "No login".';
 $string['incorrectpleasetryagain'] = 'Incorrect. Please try again.';