Here’s a helpful post regarding a lost activation code:
It sounds obvious, but it is often overlooked. The activation code is frequently printed on: launch x431 activation code lost
Losing a Launch X431 activation code can be a frustrating and productivity-halting experience. However, by understanding the importance of this code, taking steps to prevent its loss, and knowing how to recover it if necessary, users can minimize disruptions and ensure their diagnostic tool continues to perform at its best. Good information management and awareness of the manufacturer's support policies are key to enjoying uninterrupted service from the Launch X431 and similar diagnostic tools. Here’s a helpful post regarding a lost activation