How to create new custom forget password template ?

1. Create new file forget-password.php and paste below given code in this.
2. Create new page Forgot password and select forgetpassword template here

<?php /** * Template Name: Forgot password Template * * A custom page template without sidebar. * * The "Template Name:" bit above allows this to be selectable * from a dropdown menu on the edit page screen. * */ get_header(); if( (isset($_REQUEST['update_confirm'])) AND ($_REQUEST['update_confirm']='update_confirm') ) { $newpass=md5($_POST['newpass']); $usernameemail=$_POST['useremail']; $kkey =$_POST['key']; $reseetQry =mysql_query("update wp_users set user_pass='$newpass',user_activation_key='' where user_login='$usernameemail' AND user_activation_key='$kkey'"); echo "<span class='msgg-ok'>Your password has been reset.<br> <a href='/user-login/'>Log in</a></span>"; } if( (isset($_REQUEST['update'])) AND ($_REQUEST['update']=='update')) { $username_email=$_POST['uemail']; $Qry = mysql_query("select user_login,user_email from wp_users where user_login='$username_email' OR user_email='$username_email'"); if(mysql_num_rows($Qry)!=NULL) { $forpassAry =mysql_fetch_array($Qry); $email =$forpassAry['user_email']; $user =$forpassAry['user_login']; $homeurll=home_url('/'); $autogenerate_key =crypt($username_email); //echo "update wp_users set user_pass='$newpass' ,user_activation_key='$autogenerate_key' where user_login='$username_email' OR user_email='$username_email'"; mysql_query("update wp_users set user_pass='$newpass' ,user_activation_key='$autogenerate_key' where user_login='$username_email' OR user_email='$username_email'") or die(mysql_error()); $mailmsg="Someone requested that the password be reset for the following account:\n$homeurll.\n\nUsername: $user\n\nIf this was a mistake, just ignore this email and nothing will happen.\n\nTo reset your password, visit the following address:\n$homeurll/forgot-password/?action=rp&key=$autogenerate_key&login=$user "; //echo $mailmsg; mail($email,'[The Pacifico Partnership] Password Reset',$mailmsg); echo "<span class='msgg-ok'>Check your e-mail for the confirmation link.</span>"; } else { echo "<span class='msg-errr'>Username or Email is not found.</span>"; $notfound="errror"; } } ?> <?php if($_GET['action']=='rp'){ ?> <style> .forgot_pass{display:none;} </style> <?php } if((!$_POST) OR ($notfound!='')){ ?> <div id="forget_display"> <form action="" method="post" onsubmit="return blank_field();"> <div >  <label>Please enter your username or email address.You will receive a link to create a new password via email.</label><br /><br /> <div> <input name="uemail" type="text" id="uemail" onfocus="if (this.value=='Enter Username/E-mail') this.value='';" onblur="if (this.value=='') this.value='Enter Username/E-mail';" value="Enter Username/E-mail"/></div> <input type="submit" value="Get New Password"/> </div> <input type="hidden" name="update" value="update" /> </form> </div> <?php }?> <?php if( (isset($_REQUEST['action'])) AND ($_REQUEST['action']=='rp')) {?> <div> <form action="<?php echo home_url('/') ?>forgot-password/" method="post" onsubmit="return blank_pfield();"> <div> <label>Enter new password:</label><div>  <input name="newpass" type="password"  id="newpass"/> </div></div><br /> <div><label>Repeat password:</label><div>  <input name="repeat-pass" type="password"  id="repeat-pass"/> </div></div><br /> <div><label>&nbsp;</label> <input type="submit" value="Change password" /></div> <input type="hidden" name="update_confirm"  value="update_confirm"/> <input type="hidden" value="<?php echo $_REQUEST['login'];?>" name="useremail" /> <input type="hidden" name="key" value="<?php echo $_REQUEST['key'];?>" /> </form> </div> <?php }?> <script> function blank_field() { if(document.getElementById('uemail').value=='Enter Username/E-mail') { alert("Please enter username or email"); return false; } else { return true; } } function blank_pfield() { if(document.getElementById('newpass').value=='') { alert("Please enter new password"); return false; } if(document.getElementById('repeat-pass').value=='') { alert("Please enter repeat password"); return false; } if(document.getElementById('newpass').value!=document.getElementById('repeat-pass').value) { alert("Password do not match"); return false; } return true; } </script> <?php get_footer(); ?>