Local Update
(Note : The model name for reference in the image below and the actual model name may differ from each other.)
- Please download OS image from ITC – Download page.
1. Copy OTA package file(.zip) to either device or MicroSD card (up to 128GB)
2. Select ‘Local updates’ from Settings 
– System – About phone – System update or from "System update" directly.
3. Select File Manager.
4. Find OTA package file(.zip) located from ‘FOLDER’ tab and select.
5. Tab ‘OK’ button and OS update begins.
Wait for 1 min. without any notification then automatically rebooted.
6. After reboot, below image’s shown up.
7. Application restoring will be proceeded
