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UI Steps
sizesmall
UI Step

Navigate to Settings > System > (About phone/Advanced) > System updates

UI Step

Swipe screen or Tap FOTA tab

UI Step

Your device will compare own OS version between FOTA server's one. 

UI Step

If there is a newer OS version, DOWNLOAD button will show up with information of available version.

Tap DOWNLOAD button to download the OS Image file from the FOTA server.

Info
titleDownload over Wi-Fi only

The default setting of FOTA client is "Download over Wi-Fi only".

Please connect to Wi-Fi network or uncheck the setting in  > Download over WLAN only

During downloading the OS image file, you can use device and cancel the download by CANCEL button.

UI Step

After finishing the download, a dialog which title is Notice will show up. Tap OK to progress the update.

Note
titleBefore Start Update

1. Charge battery higher than 20%. Otherwise, the device will not start the OS update process.

2. During the reboot process, you cannot use the device. Please save the data before start process.

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