Select
icon,then press 'More settings' ,find the 'Security & Location' button and
the security setting interface will shown.
3.13 Language & input
Select
icon,then press 'More settings' , 'System' --- 'Languages&input' ---
bellow is the shown interface .
Change OSD language and input method.
The default input method is android standard keyboard.
If you are using our IR remote control, enter into "Default" option and switch to
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