1, there are no junk files in the iOS system, and all cached files or loaded files are stored in their own apps. If the application is uninstalled, the junk file will be completely deleted from the system.

2. If you want to free up the mobile phone space, you can clear the cache file under the settings of each app.

3. The memory management function of 3.ipad is smart, but if you need to be more effective and faster. You can download a memory optimization master for ios system.

4. Run the software and click Start, which will clear the memory space and achieve the purpose of optimization.

5. The management mode of 5.ipad is to press home twice, and then enter the running process management.

6. Press and hold the icon to make it appear in the red circle, and then click an icon to end the process.