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Edit File: UpgradeToV4.php
<?php namespace WeDevs\Dokan\Admin\Notices; /** * V4 upgrader notice handler class * * @since 4.0.0 */ class UpgradeToV4 { /** * Class constructor * * @since 4.0.0 */ public function __construct() { add_filter( 'dokan_admin_notices', [ $this, 'render_notice' ] ); } /** * Render upgrade notice. * * @since 4.0.0 * * @param array $notices Existing notices. * * @return array */ public function render_notice( $notices ) { $has_v3_installed = defined( 'DOKAN_PRO_PLUGIN_VERSION' ) && version_compare( DOKAN_PRO_PLUGIN_VERSION, '4.0.0', '<' ); if ( ! $has_v3_installed ) { return $notices; } $notices[] = [ 'type' => 'warning', 'title' => esc_html__( 'Dokan Pro Upgrade Required!', 'dokan-lite' ), 'description' => esc_html__( 'A major update happened in Dokan Pro which is available in v4.0.0. You are using a previous version which may run into some issues if you don\'t update so requesting you to update into the latest version.', 'dokan-lite' ), 'priority' => 1, 'scope' => 'global', ]; return $notices; } }