How to Sovle Launch X431 V 8 inch Updated while Renewall Card Missing

Problem shows: One of our customers feedback to us: After updating Launch X431 V 8 inch, the extension card cannot be found as in the picture below

How-to-Sovle-Launch-X431-V-8-inch-Updated-while-Renewall-Card-Missing-1
How-to-Sovle-Launch-X431-V-8-inch-Updated-while-Renewall-Card-Missing-2

Solution:

Obd2tool engineers checked the picture and the customer’s X431 SN , found the upgrade of his X431 V has expired, so Renewall Card cannot be displayed

Need to buy the latest update card Subscription, then the problem will be sorted out.