You should install it according to your PC, if your PC is 32bit, then install x86 USB driver, if it is 64bit, then is x64 USB driver.<br>

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　Here is the ink for Orange Pi 2G-IOT Nand version image:<br>

http://www.orangepi.online/html/hardWare/computerAndMicrocontrollers/service-and-support/Orange-Pi-2G-IoT.html<br>