User's Manual

10
Software menu function declaration：
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：Any interface click the icon to return to previous interface.
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：Any interface click the icon that is to return to main interface
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：Any interface click the icon can pop-up background running program list.
Click on the program icon can switch to background open program interface. To the
right sliding program icon, you can close this program in the background operation.
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：Click reduced system volume
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：Click add system volume
Show all application:
Click on the top right hand corner of the main interface control icon, can
show all installed a application.