R1/R1-PLUS Software upgrade instruction 1st., Uncompressing the file and copy "gp_cardvr_upgrade.bin" software to TF card. 2nd., Insert the TF card when the R1 device under the power off status. 3rd., Press the power on button then you could see the green LED flashes fastly and stops flashing after 10 seconds, it means the upgration is finished.(don't pull out the TF card when LED is flashing, or will cause the faulty for the device). 4th., When the LED stop flashing means the upgration is finished, at this time, you could pull out the TF card and back to the computer to delete the file named "gp_cardvr_upgrade.bin" from TF card(note: the file must be deleted ).