2. Please confirm whether there has been any brushing behavior or use of third-party brushing software. Unofficial systems will affect the stability of mobile phones. Please restore your mobile phone to the official system.
3. Please confirm whether multiple applications are open and running at the same time. Running multiple applications in the background will take up too much memory or other resources, and the phone will crash or get stuck if it is overloaded. Please close or exit the temporarily unnecessary applications or high-power applications in time to release system resources.
4. Please confirm whether the phone crashes after installing some software or clicking an unknown link. You can keep pressing the power button+volume down button during the boot process to enter the safe mode, uninstall the previously installed software or back up important data to restore the factory settings to try to solve it.
5. Please confirm whether the system files have been deleted by mistake. When the system is running, it can't find the corresponding file, which leads to confusion and cell phone failure. Please back up important data and try to restore factory settings.
6. Please confirm whether to use the mobile phone for a long time or use it while charging. In this case, the phone may overheat, resulting in a crash, restart or black screen. Please close background applications that are not used frequently. Please don't play with your mobile phone while charging.
7. Please confirm whether the microSD card is installed. Please reseat the microSD card and check whether the problem still exists. If the problem exists, it may be poor contact. If the problem does not exist, it may be that the microSD itself is damaged or incompatible with the mobile phone system. It is recommended to replace the high-quality microSD card.
8. Please confirm whether you are playing big games or running some third-party applications. Incompatibility between some third-party applications and the system may cause the phone to crash, restart or get stuck.
If the problem can't be solved after the above operation, and the phone crashes completely irregularly, it may be a hardware failure. Please take the purchase invoice to the after-sales service outlets for testing. If you can't back up the data, please consult the staff.