Firstly, format the TF card to make sure there is no file in the TF card.
Secondly, copy the HY******A.bin file to the TF card, then insert the TF card to the camera , click on the on button to start upgrade, the power led will not on until finish upgrade. After finish upgrading, the camera will turn on automatically.
Mon to Fri 9AM - 5PM(PST)
Add:Rm 212 402 West building, Shencaiyuan, Caidian Industrial Park, No.5007 Huanggang Road, Futian,Shenzhen,China