2. Enter mobile phone settings-application management-run. After exiting, you can forcibly close the programs that are still running in the background and clean up the cached data of the programs.
3. Enter the browser-Settings-Clear data, and thoroughly clean up the garbage cache;
4. Uninstall the software with Tencent Mobile Manager, and move the software to SD card with the software;
5. Learn to use mobile cloud storage to store data in the cloud and release the storage space of mobile phones;