To enable inventory sync from Extensiv Integration Manage to WooCommerce, verify these settings:

Global Inventory

Make sure stock management is enabled globally:

1. From your Wordpress Admin page, go to WooCommerce > Settings
2. Click the Products tab, then the Inventory link
3. Enable the Manage Stock option
   

Per-Product Inventory

1. From the WordPress Admin page click the Products tab.
2. For each product, click Edit
3. Scroll down to the Product Data or Product Options section. Select Inventory and Enable the Manage stock option.
   1. Products you don't want to track inventory for, leave the Manage stock option un-selected.

Integration Manager

Make sure the enable the Inventory function in both your Merchant and Cart settings in Integration Manager.