1. Restore through the function of "recall of application that the system can't load" and enter "Settings >; Application management > the system can be uninstalled and the application can be resumed. Select the application to be restored and install it.
2. For models that do not support the function of "recalling applications that can be uninstalled by the system", you can reinstall some of your own applications in the software store, enter the software store to search for the corresponding software, and then click Install to use it;
3. Some mobile phones can be accessed through "Settings >"; Other settings > restore phone > completely erase all data "(this operation will erase all data of the phone, so please be careful and back up the data in advance).