What to do if the Xiaomi Router BE19000 Pro can't be connected to the Xiaomi Home App?

If the Xiaomi Router BE19000 Pro can't be connected to the Xiaomi Home App, please refer to the following troubleshooting steps:
1. Please check whether you reset the router. If not, please press and hold the Mesh/reset button on the router for 5 seconds to restore the router to its factory settings.
2. Check whether your phone is connected to the router's Wi-Fi.
3. Check whether the device model is correct in the Xiaomi Home App.
4. Ensure that the country or region is set correctly in the Xiaomi Home App.
5. Please ensure that Xiaomi Home App is updated to the latest version.
6. If the above methods can't solve the issue, please apply for after-sales inspection.