Open Sources/Admin.php
Find
'search' => array(
'function' => 'AdminSearch',
'permission' => array('admin_forum'),
'select' => 'index'
),]
Add After
'store' => array(
'label' => $txt['smfstore_admin'],
'file' => 'Store2.php',
'function' => 'StoreMain',
'permission' => array('smfstore_manage'),
'custom_url' => $scripturl . '?action=admin;area=store;sa=admin;sesc=' . $sc,
'icon' => 'server.gif',
),
This should add a Store Configuration link under the main dropdown or main section for the forum in SMF.