Xiaomi 1 1 both WIFI and 5G networks are stuck. I didn't buy 1 1 and used Huawei's. This problem has never arisen.

1. If data flow is used to check whether the signal strength of this location is low, you can try to adjust or move to a location with high signal strength or turn on the mobile phone flight mode and then turn it off and try again;

2. If WiFi is used, check whether the device is abnormal in all WiFi environments. If it is not normal, it is recommended to delete the network or restart the mobile phone to reconnect;

A. Some older routers will be unstable after working for a long time, so you can try restarting the router.

B. At present, there are many devices working in the 2.4G frequency band in the home scene, which may cause some interference. If your router supports the 5G band, you can try to connect to the 5G band.

C. Some broadband will be obviously delayed or even dropped during the peak usage period. You can judge whether it is a broadband problem by the time period of data delay.

3. If the abnormal problem of mobile phone network is serious in all network environments and regions, it is recommended to change the holding posture; If you use a protective shell containing metal or too thick, it may affect the signal receiving ability, so try again after removing the protective shell.