vto200a vth15xx

  1. Mehdi9

    Dahua VTO2000A + VTH1510 -1550 firmware upgrade

    Hi, I updated my VTO2000A to V3.120 but i cannot access the web interface either with my user name and password neither with admin/admin (message password error) I also updated my VTH1510/1550 to v4.0 but i cannot initiate the system as the touch screen isn't responding (i have the blue...
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