If you want to add extra fields in Download Manager front end login form, you can use this hook.
No parameters are passed to this hook.
add_action('wpdm_login_form','my_login_field');
<?php
add_action('wpdm_login_form','my_login_field');
function my_login_field() {
?>
<p class="login-password">
<label for="user_pass"><?php _e('Password','wpdmpro'); ?></label>
<input type="password" name="login[pwd]" id="user_pass" class="form-control input required password" value="" size="20" tabindex="39" />
</p>
<?php
}
?>
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