First, use the computer to download AISI Assistant.
After the installation is completed, open the assistant software and connect the computer with the data cable.
Open the assistant PC, connect the mobile device to the computer, and click Toolbox->; Garbage cleaning. "
Click the "Scan Device" button in "Garbage Cleaning", and the assistant will scan the junk files generated by the software in the mobile device; For devices with iOS8.3 and above that are not jailbroken, some junk files deleted by the application cannot be cleaned up temporarily.
After scanning the junk files, select the software to be cleaned, and click the "Clean Now" button; If you choose to clean the download directory, you need to restart the device after cleaning.
As shown in the figure below, the cleaning was successful.