If the device is connected to a computer to realize data synchronization, you need to turn on the USB debugging of the device (path: main menu-system settings-all settings-developer options-USB debugging, check on, otherwise turn it off; If the mobile phone can't find the developer option (version 130929), connect the computer with a usb cable-drop down the notification bar, and choose to use it as a usb storage device (that is, USB debugging), or open the system settings-all settings-about the mobile phone-version information-click the version number above 7 continuously, and the interface will prompt "You are now in the developer mode"; Later, you can find the "developer options" in the column above the phone in the system settings. If you connect for the first time, you need to install the driver of the mobile phone, and the synchronization software can be successfully installed. Please refer to/Lenovo/WSI/Station/ServiceStation/default.aspx for specific steps? intcmp=MIDH
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