for adding a new or existing link in the home page dropdown menu after logged in.
Add default.xml in app/design/frontend/your-theme-namespace/yourtheme/Magento_Sales/layout with following content under the body tag:
<referenceBlock name="top.links">
<block class="Magento\Framework\View\Element\Html\Link\Current" name="customer-account-navigation-orders-link-top" after="my-account-link" >
<arguments>
<argument name="path" xsi:type="string">sales/order/history</argument>
<argument name="label" xsi:type="string" translate="true">My Orders</argument>
</arguments>
</block>
</referenceBlock>Other unwanted links can be also removed by adding remove=”true”
in the defaul.xml page