Sunstech TAB785DUAL Manual De Usuario página 9

--If the USB device is connected via a USB hub, connect the USB device directly to the device.
• Cannot connect the device to the wireless LAN router：
--Check if the wireless LAN router is on.
--Depending on the surrounding environment, such as the wall material, radio wave receiving condition, or obstacles between the device
and the wireless LAN router, the communication distance is lower. Move the device and the wireless LAN router closer to each other.
--Devices that use a 2.4GHz frequency band, such as a microwave, Bluetooth, or digital cordless device, may interrupt the communication.
Move the device away from such devices, or turn off such devices.
Resetting the device:
You may have to perform a reset if your device, doesn't respond correctly.
If your device does not respond through touch panel or is blocked.
You can do the recovery mode the device .
How to download the software using the unit.
IMPORTANT: When you download the software, all data will be deleted such as photos, videos and Apps that you have installed
Do not interrupt this process, please make sure the battery is fully charged.
Please, follow these steps.
1-
Open browser and search and open this link:
2- Select the model of the tablet that you have and download the software.(This software is installed on the INTERNAL SD).
3- When the download is finished ,select the App " Sunstech Update " in your unit.
4- Select "Local Update" and after select "Download".
http://www.sunstech.es/download/
.