1, check the network signal of the mobile phone, it may be a nearby network line problem.
2, restart the phone, the phone may be stuck.
3, check the mobile phone system, update to the latest mobile phone version.
4, check software updates, update the latest mobile software version.
5, do not use metal shell, resulting in mobile phone signal problems.
It is understood that the millet 12 built-in 15 antennas, 41 mainstream frequency bands, equipped with low-power Wi-Fi enhanced version, dynamic adjustment, power consumption reduced by up to 20%.
In a congested shopping mall network environment, the signal performance of the Mi 12 is significantly better than that of the iPhone 13.
On its part, the Mi 12 has a golden size: 69.9mm wide and easy to handle with one hand. Equipped with a new generation of Snapdragon 8:2600mm large VC luxury heat dissipation, stable output.
advice
1. Check whether the signal of other devices connected to the wireless network is good or full.
2. Check whether many devices are connected to the wireless network.
3. Restart the phone and search for the WiFi signal again.
4. If it is a home router, it is recommended to disconnect the power supply for a period of time and try again.
5. If you use the wireless network of the network operator, you are advised to try another location.
6. Try another wireless network.
7. Back up data, such as contacts, short messages, and multimedia, and restore factory Settings.
If the problem still exists after the above operation, please bring the purchase invoice, repair card and machine to the service center for inspection.