User's Manual

It is Android original settings.Please set it according te the
preference of the customers
*Note: Please do not revise the settings if you were not a professional.
Update of our device
Our device will Update irregularly; For APK update,if connected to
Internet,it will remind you to update. For System update, please contact
technicians. Do not update it by yourselves before getting any
permission from technicians.
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Settings
Function
Catalog
Feature
Settings