mobile phone due to bad application may be the following abnormal phenomenon :
1. The call function appears abnormal.
You may not be able to speak properly when the phone is unreachable or when there is no sound during the call or when you turn on the speakers.
2. Random change of data network.
Wireless network and data network open at the same time change the network connection randomly.
3. The application stops running or runs slowly.
Because the application is unstable, the smart machine may stop running or run slowly.
4. Large battery power consumption.
The battery consumption increases due to excessive CPU usage and continued background work.
5. Other unusual phenomena.
It may occur that the screen cannot be closed or the alarm clock does not sound.
Solution:
1. After entering safe mode, check whether the mobile phone is working properly.
By entering Safe mode, you can confirm whether it was caused by a recently installed third party software. If so, go to the Application Manager in the setup to uninstall; If not, proceed to step two.
Enter Safe Mode method: After the boot, when the Samsung Screen Press and hold the menu key to enter the system, the left side of the screen will display safe mode words.
2. Initialize the machine or upgrade the software.
The process of initializing the machine or upgrading the firmware can solve the above problem.
tip: Data is deleted when you perform an initialization or upgrade of the firmware, and you must back up the data before you perform the operation