What to do if OPPO A57 signal is bad

Xiao Bian wants to talk with you today about the problem of poor smart phone signal. Mobile phone signal is electromagnetic wave, and electromagnetic wave will be interfered by high-power electrical appliances, walls and metal magnets. Even today, with advanced science and technology, smart phones will still induce poor signal. Now let's see what to do when OPPO A57 mobile phone encounters poor signal.

What should I do if the OPPO A57 signal is bad

1. Check the mobile phone protective case: the mobile phone uses metal or magnetic protective case or bracket. Such protective case and bracket have an impact on the mobile phone signal. It is recommended to take them off and try.

2. Troubleshoot environmental reasons: In some areas, the mobile phone may have no signal or poor signal due to the lack of coverage of the operator's network. It is recommended to compare with other mobile phones of the same operator in the same location.

3. Restart the phone: Try to restart the phone to reload the SIM card and see if the SIM card can be recognized.

4. Check the SIM card: the SIM card can be reinstalled to confirm that the SIM card is consistent with the mobile phone installation logo and in good contact with the mobile phone; If conditions permit, you can replace another SIM card that can be used normally to the phone for comparison to confirm whether it is the phone or the SIM card.

5. Check the phone settings: check the flight mode to see if there is an "airplane" icon in the status bar of the phone. If there is an "airplane" icon, please turn off the "flight mode" in [Settings] or [Settings> Other Networks and Connections].

As a high-end model, OPPO Reno8 requires to be as perfect as possible in all aspects in order to improve the user's experience. If the mobile phone encounters a bad signal, it can generally be solved by the above methods. If there are any problems or other content you want to solve, you can find it on the site.