The Xiaomi Home Assistant is a powerful tool for controlling and automating various devices in the home. However, like any complex system, it can sometimes experience issues. In this article, we will explore a specific problem related to the Xiaomi Home Assistant and provide a step-by-step guide on how to troubleshoot and optimize its performance. The issue in question involves the device's inability to function properly when the WAN network is disconnected, despite being set to 'automatic' mode. We will examine the expected behavior, reproduce the issue, and provide solutions to resolve this problem. Additionally, we will discuss the importance of logging and version control in identifying and resolving issues with the Xiaomi Home Assistant.