Common mobile phone failures and solutions are as follows:
The mobile phone cannot be turned on: it may be that the power supply part and power switch pipe are burned out and cause a short circuit, and the relevant components need to be replaced. It may also be that the amplifier is damaged and needs to be replaced. It is also possible that the leakage current is not too much, but after adding power to the mobile phone for 1 or 2 minutes, use the back of your hand to feel which part of the component is seriously heated, this component will be broken, and the damaged component needs to be replaced.
Automatic power off of the phone: It may be caused by static electricity, you can wipe it with gloves before using the phone;It may also be caused by a lack of power, which can be used after charging;It could also be that there is a software glitch on your phone and you need to reset the system.
Mobile network problems: If the mobile phone signal is consistently poor, you can try to move to a place with a better signal and try to connect to the network againOr you can restart your phone and connect to the network again.
The phone consumes battery quickly: It may be that the screen brightness is too high or a lot of background programs are turned on, you can reduce the battery consumption of the phone by reducing the screen brightness or turning off unnecessary programs.
The phone can't take photos or videos: It may be caused by a damaged camera or software malfunction, you can try restarting the phone or updating the camera version.
The phone cannot answer**: It may be caused by a signal problem or a problem with the phone settings, you can try to go to a place with a better signal or check whether the phone settings are correct.
The phone cannot send SMS: It may be caused by a signal problem or SMS setting problem, you can try to go to a place with a better signal or check whether the SMS settings are correct.
The phone cannot use Bluetooth or Wi-Fi: It may be caused by a damaged Bluetooth module or Wi-Fi module or a software failure, you can try restarting the phone or updating the version of the relevant module.
If your mobile phone has the above faults, it is recommended to consult professional repairers or contact the manufacturer's after-sales service for testing and repair.