The Xiaomi Home Assistant is a smart home system that integrates various devices to provide a convenient and automated living experience. However, like any other technology, it is not immune to issues and errors. Recently, a user reported a problem where the system switched from Chinese to English after re-adding a device. This article will delve into the details of the issue, the steps to reproduce it, and the expected behavior. We will also explore the system logs, timezone, and version numbers to provide a comprehensive understanding of the problem. Furthermore, we will discuss potential solutions and workarounds to resolve the issue and get the Xiaomi Home Assistant working smoothly again. The user reported that the issue occurred on September 14, 2025, at 17:00:00, and the system logs did not provide any response. The timezone was set to Asia/Shanghai, and the Home Assistant Core version was 2025.9.3. The Home Assistant Operation System version was 20250903.5, and the Xiaomi Home Integration version was v0.4.2. To reproduce the issue, the user followed these steps: 1. Xiaomi home, 2. AI nice electronic fence sensor. The expected behavior was to receive a Chinese translation. However, the system switched to English instead. This issue highlights the importance of language support and compatibility in smart home systems. The Xiaomi Home Assistant should be able to handle multiple languages and provide accurate translations to ensure a seamless user experience. In conclusion, the Xiaomi Home Assistant is a powerful tool for smart home automation, but it is not perfect. Issues like language switching can occur, and it is essential to troubleshoot and resolve them to maintain a smooth and efficient system. By analyzing the system logs, timezone, and version numbers, we can identify the root cause of the problem and find a solution. In this case, the issue may be related to the language settings or compatibility with the AI nice electronic fence sensor. Further investigation and testing are needed to determine the exact cause and develop a fix. The Xiaomi Home Assistant has the potential to revolutionize the way we live and interact with our homes. With its advanced features and integrations, it can make our lives easier, more convenient, and more enjoyable. However, it is crucial to address issues like language switching to ensure that the system works as intended and provides the best possible user experience. By working together to resolve these issues, we can unlock the full potential of the Xiaomi Home Assistant and create a smarter, more connected home.