newsupernova/vendor/magento/module-sales/etc/adminhtml/di.xml

<?xml version="1.0"?>
<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
    <preference for="Magento\Customer\Model\Group\RetrieverInterface"
                type="Magento\Sales\Model\CustomerGroupRetriever"/>
    <type name="Magento\Framework\App\Rss\RssManagerInterface">
        <arguments>
            <argument name="dataProviders" xsi:type="array">
                <item name="new_order" xsi:type="string">Magento\Sales\Model\Rss\NewOrder</item>
            </argument>
        </arguments>
    </type>
    <type name="Magento\Ui\Model\Export\MetadataProvider">
        <arguments>
            <argument name="data" xsi:type="array">
                <item name="sales_order_grid" xsi:type="array">
                    <item name="created_at" xsi:type="string">created_at</item>
                </item>
                <item name="sales_order_creditmemo_grid" xsi:type="array">
                    <item name="created_at" xsi:type="string">created_at</item>
                    <item name="order_created_at" xsi:type="string">order_created_at</item>
                </item>
                <item name="sales_order_invoice_grid" xsi:type="array">
                    <item name="created_at" xsi:type="string">created_at</item>
                    <item name="order_created_at" xsi:type="string">order_created_at</item>
                </item>
                <item name="sales_order_shipment_grid" xsi:type="array">
                    <item name="created_at" xsi:type="string">created_at</item>
                    <item name="order_created_at" xsi:type="string">order_created_at</item>
                </item>
                <item name="sales_order_view_creditmemo_grid" xsi:type="array">
                    <item name="created_at" xsi:type="string">created_at</item>
                    <item name="order_created_at" xsi:type="string">order_created_at</item>
                </item>
                <item name="sales_order_view_invoice_grid" xsi:type="array">
                    <item name="created_at" xsi:type="string">created_at</item>
                    <item name="order_created_at" xsi:type="string">order_created_at</item>
                </item>
                <item name="sales_order_view_shipment_grid" xsi:type="array">
                    <item name="created_at" xsi:type="string">created_at</item>
                    <item name="order_created_at" xsi:type="string">order_created_at</item>
                </item>
            </argument>
        </arguments>
    </type>
</config>